The Number

21402

Twenty-One Thousand Four Hundred and Two

In Base 11 Undecimal Is

1509711

The numbers with a 11 subscript use Base 11 Undecimal 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
1509411
Twenty-One Thousand Three Hundred and Ninety-Nine in Base 11 Undecimal
21400
1509511
Twenty-One Thousand Four Hundred in Base 11 Undecimal
21401
1509611
Twenty-One Thousand Four Hundred and One in Base 11 Undecimal
21403
1509811
Twenty-One Thousand Four Hundred and Three in Base 11 Undecimal
21404
1509911
Twenty-One Thousand Four Hundred and Four in Base 11 Undecimal
21405
1509a11
Twenty-One Thousand Four Hundred and Five in Base 11 Undecimal

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.

0.0000758591a186271a711

The reciprocal of 21402 in Base 11 Undecimal.

Palindrome?

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

The number 1509711 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 11 Undecimal

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
211
Two in Base 11 Undecimal
3
311
Three in Base 11 Undecimal
29
2711
Twenty-Nine in Base 11 Undecimal
41
3811
Forty-One 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 · 27111 · 38111 = 1509711

Base Conversions

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