The Number

139140

One Hundred and Thirty-Nine Thousand One Hundred and Forty

In Base 21 Unovigesimal Is

f0af21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

139137
f0ac21
One Hundred and Thirty-Nine Thousand One Hundred and Thirty-Seven in Base 21 Unovigesimal
139138
f0ad21
One Hundred and Thirty-Nine Thousand One Hundred and Thirty-Eight in Base 21 Unovigesimal
139139
f0ae21
One Hundred and Thirty-Nine Thousand One Hundred and Thirty-Nine in Base 21 Unovigesimal
139141
f0ag21
One Hundred and Thirty-Nine Thousand One Hundred and Forty-One in Base 21 Unovigesimal
139142
f0ah21
One Hundred and Thirty-Nine Thousand One Hundred and Forty-Two in Base 21 Unovigesimal
139143
f0ai21
One Hundred and Thirty-Nine Thousand One Hundred and Forty-Three in Base 21 Unovigesimal

Scientific Notation

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

1.39140e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001878927ieg0hj21

The reciprocal of 139140 in Base 21 Unovigesimal.

Palindrome?

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

The number f0af21 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 one hundred and forty is a composite number with 36 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One hundred and thirty-nine thousand one hundred and forty is a composite number with 36 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 one hundred and forty has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
773
1fh21
Seven Hundred and Seventy-Three in Base 21 Unovigesimal

Prime Factorization

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

2212 · 3212 · 5211 · 1fh211 = f0af21

Base Conversions

The number one hundred and thirty-nine thousand one hundred and forty in 35 different bases