The Number

139378

One Hundred and Thirty-Nine Thousand Three Hundred and Seventy-Eight

In Base 12 Duodecimal Is

687aa12

The numbers with a 12 subscript use Base 12 Duodecimal notation.

For more familiar numbers: See One Hundred and Thirty-Nine Thousand Three Hundred and Seventy-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

139375
687a712
One Hundred and Thirty-Nine Thousand Three Hundred and Seventy-Five in Base 12 Duodecimal
139376
687a812
One Hundred and Thirty-Nine Thousand Three Hundred and Seventy-Six in Base 12 Duodecimal
139377
687a912
One Hundred and Thirty-Nine Thousand Three Hundred and Seventy-Seven in Base 12 Duodecimal
139379
687ab12
One Hundred and Thirty-Nine Thousand Three Hundred and Seventy-Nine in Base 12 Duodecimal
139380
687b012
One Hundred and Thirty-Nine Thousand Three Hundred and Eighty in Base 12 Duodecimal
139381
687b112
One Hundred and Thirty-Nine Thousand Three Hundred and Eighty-One in Base 12 Duodecimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

1.39378e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000019510070259436b712

The reciprocal of 139378 in Base 12 Duodecimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 687aa12 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

One hundred and thirty-nine thousand three hundred and seventy-eight is a composite number with 8 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

One hundred and thirty-nine thousand three hundred and seventy-eight is a composite number with 8 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number one hundred and thirty-nine thousand three hundred and seventy-eight has the following 3 prime factors:

2
212
Two in Base 12 Duodecimal
227
16b12
Two Hundred and Twenty-Seven in Base 12 Duodecimal
307
21712
Three Hundred and Seven in Base 12 Duodecimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

2121 · 16b121 · 217121 = 687aa12

Base Conversions

The number one hundred and thirty-nine thousand three hundred and seventy-eight in 35 different bases