The Number

87138

Eighty-Seven Thousand One Hundred and Thirty-Eight

In Base 11 Undecimal Is

5a51711

The numbers with a 11 subscript use Base 11 Undecimal notation.

For more familiar numbers: See Eighty-Seven Thousand One Hundred and Thirty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

87135
5a51411
Eighty-Seven Thousand One Hundred and Thirty-Five in Base 11 Undecimal
87136
5a51511
Eighty-Seven Thousand One Hundred and Thirty-Six in Base 11 Undecimal
87137
5a51611
Eighty-Seven Thousand One Hundred and Thirty-Seven in Base 11 Undecimal
87139
5a51811
Eighty-Seven Thousand One Hundred and Thirty-Nine in Base 11 Undecimal
87140
5a51911
Eighty-Seven Thousand One Hundred and Forty in Base 11 Undecimal
87141
5a51a11
Eighty-Seven Thousand One Hundred and Forty-One in Base 11 Undecimal

Scientific Notation

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

8.7138e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00001936aa193a02132711

The reciprocal of 87138 in Base 11 Undecimal.

Palindrome?

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

The number 5a51711 is not a palindrome.

Not A Prime Number

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

Eighty-seven thousand one hundred and thirty-eight is a composite number with 24 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Eighty-seven thousand one hundred and thirty-eight is a composite number with 24 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 eighty-seven thousand one hundred and thirty-eight has the following 4 prime factors:

2
211
Two in Base 11 Undecimal
3
311
Three in Base 11 Undecimal
47
4311
Forty-Seven in Base 11 Undecimal
103
9411
One Hundred and Three in Base 11 Undecimal

Prime Factorization

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

2111 · 3112 · 43111 · 94111 = 5a51711

Base Conversions

The number eighty-seven thousand one hundred and thirty-eight in 35 different bases