The Number

21396

Twenty-One Thousand Three Hundred and Ninety-Six

In Base 11 Undecimal Is

1509111

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

For more familiar numbers: See Twenty-One Thousand Three Hundred and Ninety-Six in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21393
1508911
Twenty-One Thousand Three Hundred and Ninety-Three in Base 11 Undecimal
21394
1508a11
Twenty-One Thousand Three Hundred and Ninety-Four in Base 11 Undecimal
21395
1509011
Twenty-One Thousand Three Hundred and Ninety-Five in Base 11 Undecimal
21397
1509211
Twenty-One Thousand Three Hundred and Ninety-Seven in Base 11 Undecimal
21398
1509311
Twenty-One Thousand Three Hundred and Ninety-Eight in Base 11 Undecimal
21399
1509411
Twenty-One Thousand Three Hundred and Ninety-Nine in Base 11 Undecimal

Scientific Notation

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

2.1396e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000075887085aa59227411

The reciprocal of 21396 in Base 11 Undecimal.

Palindrome?

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

The number 1509111 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 three hundred and ninety-six is a composite number with 12 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 three hundred and ninety-six is a composite number with 12 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 three hundred and ninety-six has the following 3 prime factors:

2
211
Two in Base 11 Undecimal
3
311
Three in Base 11 Undecimal
1783
138111
One Thousand Seven Hundred and Eighty-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

2112 · 3111 · 1381111 = 1509111

Base Conversions

The number twenty-one thousand three hundred and ninety-six in 35 different bases