The Number

15138

Fifteen Thousand One Hundred and Thirty-Eight

In Base 7 Septenary Is

620647

The numbers with a 7 subscript use Base 7 Septenary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

15135
620617
Fifteen Thousand One Hundred and Thirty-Five in Base 7 Septenary
15136
620627
Fifteen Thousand One Hundred and Thirty-Six in Base 7 Septenary
15137
620637
Fifteen Thousand One Hundred and Thirty-Seven in Base 7 Septenary
15139
620657
Fifteen Thousand One Hundred and Thirty-Nine in Base 7 Septenary
15140
620667
Fifteen Thousand One Hundred and Forty in Base 7 Septenary
15141
621007
Fifteen Thousand One Hundred and Forty-One in Base 7 Septenary

Scientific Notation

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

1.5138e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000105255003554266661327

The reciprocal of 15138 in Base 7 Septenary.

Palindrome?

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

The number 620647 is not a palindrome.

Not A Prime Number

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

Fifteen thousand one hundred and thirty-eight is a composite number with 18 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Fifteen thousand one hundred and thirty-eight is a composite number with 18 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 fifteen thousand one hundred and thirty-eight has the following 3 prime factors:

2
27
Two in Base 7 Septenary
3
37
Three in Base 7 Septenary
29
417
Twenty-Nine in Base 7 Septenary

Prime Factorization

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

271 · 372 · 4172 = 620647

Base Conversions

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