The Number

21402

Twenty-One Thousand Four Hundred and Two

In Base 7 Septenary Is

1162537

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

For more familiar numbers: See Twenty-One Thousand Four Hundred and Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21399
1162507
Twenty-One Thousand Three Hundred and Ninety-Nine in Base 7 Septenary
21400
1162517
Twenty-One Thousand Four Hundred in Base 7 Septenary
21401
1162527
Twenty-One Thousand Four Hundred and One in Base 7 Septenary
21403
1162547
Twenty-One Thousand Four Hundred and Three in Base 7 Septenary
21404
1162557
Twenty-One Thousand Four Hundred and Four in Base 7 Septenary
21405
1162567
Twenty-One Thousand Four Hundred and Five in Base 7 Septenary

Scientific Notation

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

2.1402e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000053323354520512356347

The reciprocal of 21402 in Base 7 Septenary.

Palindrome?

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

The number 1162537 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand four hundred and two is a composite number with 24 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Twenty-one thousand four hundred and two 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 twenty-one thousand four hundred and two has the following 4 prime factors:

2
27
Two in Base 7 Septenary
3
37
Three in Base 7 Septenary
29
417
Twenty-Nine in Base 7 Septenary
41
567
Forty-One 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 · 4171 · 5671 = 1162537

Base Conversions

The number twenty-one thousand four hundred and two in 35 different bases