What is 1/139 as a Decimal?

Fraction to Decimal Converter

What is 1/139 as a decimal?

Answer

Fraction 1/139 as a decimal is

0.00719424460431…

≈ 0.0072 (two significant digits)

Repeating decimal: denominator 139 has the factor 139, not 2 or 5 · a period of 46 digits — the first 14 decimal places are shown

remainder	×10	= digit × 139 + new remainder	digit
1	10	0 × 139 + 10	0
10	100	0 × 139 + 100	0
100	1000	7 × 139 + 27	7
… 41 more division steps …
57	570	4 × 139 + 14	4
14	140	1 × 139 + 1	1

Remainder 1 returns after the 46th division → the period is 46 digits (computed, not printed).

Fraction 1/139 as a decimal is 0.00719424460431…

To convert 1/139 to a decimal, divide the numerator by the denominator: 1 ÷ 139 ≈ 0.0072.

In lowest terms its denominator 139 has the prime factor 139, so the division never ends: a remainder comes back and the same digits repeat forever.

Multiply by 100: 1/139 ≈ 0.72%.