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SI prefix converter

Convert deci to micro

1 d = 100,000 µ — to convert deci to micro, multiply by 100,000.

Deci to micro calculator

micro µ100,000

1 d = 100,000 µ

Deci to micro at a glance

Conversion

1 d = 100,000 µ

Rule

× 100,000

Decimal shift

5 places right

Powers of ten

10⁻¹ → 10⁻⁶

Deci to micro formula and conversion factor

Every SI prefix is a whole power of ten. Deci is 10⁻¹ of the base unit and micro is 10⁻⁶, so the two are exactly 5 powers of ten apart. That makes the factor exactly 100,000 — not an approximation, and it never changes with the unit you are measuring.

µ = d × 100,000

10⁻¹ ÷ 10⁻⁶ = 10⁵ = 100,000

1 d    = 100,000 µ
5 d    = 500,000 µ
100 d  = 10,000,000 µ
1000 d = 100,000,000 µ

Deci to micro conversion table

The values people look up most often, converted exactly. Read down for deci (d), across for micro (µ).

In words: 10 d is 1,000,000 µ, 100 d is 10,000,000 µ, 500 d is 50,000,000 µ, 1000 d is 100,000,000 µ, 2000 d is 200,000,000 µ, and 5000 d is 500,000,000 µ.

Deci to micro conversion table
Deci (d)Micro (µ)
0.0009 d90 µ
0.001 d100 µ
0.005 d500 µ
0.008 d800 µ
0.01 d1,000 µ
0.02 d2,000 µ
0.05 d5,000 µ
0.1 d10,000 µ
0.2 d20,000 µ
0.4 d40,000 µ
0.5 d50,000 µ
1 d100,000 µ
2 d200,000 µ
5 d500,000 µ
7 d700,000 µ
10 d1,000,000 µ
20 d2,000,000 µ
50 d5,000,000 µ
100 d10,000,000 µ
200 d20,000,000 µ
250 d25,000,000 µ
300 d30,000,000 µ
400 d40,000,000 µ
500 d50,000,000 µ
800 d80,000,000 µ
1,000 d100,000,000 µ
2,000 d200,000,000 µ
5,000 d500,000,000 µ

How to convert deci to micro without a calculator

Move the decimal point 5 places to the right, padding with zeros if you run out of digits. Going to a smaller prefix always makes the number bigger, because it takes more of a smaller unit to describe the same quantity.

The check that catches almost every mistake: compare the two exponents before you write the answer. Deci is 10⁻¹, micro is 10⁻⁶. If the prefix you are moving to is smaller, the digits must grow. If your answer moved the wrong way, you divided when you should have multiplied — the failure mode behind more than one real unit-conversion incident.

Deci to micro FAQ

How do you convert deci to micro?
To convert deci to micro, multiply by 100,000. That is the same as moving the decimal point 5 places to the right. For example, 1 d = 100,000 µ, and 5 d = 500,000 µ.
How many micro are in 1 deci?
There are exactly 100,000 micro in 1 deci. Deci (d) is 10⁻¹ of the base unit and micro (µ) is 10⁻⁶, so they sit 5 powers of ten apart — a factor of exactly 100,000, with no rounding.
Is 1 deci equal to 1 micro?
No. Deci and micro are different SI prefixes 5 powers of ten apart. Deci is 100,000 times larger than micro, so 1 d = 100,000 µ.
Is the deci to micro conversion exact?
Yes. Every SI prefix is a whole power of ten, so deci to micro is exactly × 100,000 with no rounding. This calculator shifts the decimal exponent instead of multiplying in binary floating point, so a value like 1.001 d returns an exact result rather than one with a trailing rounding error.
Is deci bigger or smaller than micro?
Deci is bigger. Deci is 10⁻¹ and micro is 10⁻⁶, which makes deci 100,000 times larger. The number always moves the other way: a quantity written in the smaller unit uses the bigger number.