The Number

21170

Twenty-One Thousand One Hundred and Seventy

In Base 11 Undecimal Is

149a611

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

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

Nearby Numbers

Positive, nonzero integers within three units

21167
149a311
Twenty-One Thousand One Hundred and Sixty-Seven in Base 11 Undecimal
21168
149a411
Twenty-One Thousand One Hundred and Sixty-Eight in Base 11 Undecimal
21169
149a511
Twenty-One Thousand One Hundred and Sixty-Nine in Base 11 Undecimal
21171
149a711
Twenty-One Thousand One Hundred and Seventy-One in Base 11 Undecimal
21172
149a811
Twenty-One Thousand One Hundred and Seventy-Two in Base 11 Undecimal
21173
149a911
Twenty-One Thousand One Hundred and Seventy-Three in Base 11 Undecimal

Scientific Notation

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

2.1170e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000076756621551526911

The reciprocal of 21170 in Base 11 Undecimal.

Palindrome?

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

The number 149a611 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 one hundred and seventy is a composite number with 16 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 one hundred and seventy is a composite number with 16 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 one hundred and seventy has the following 4 prime factors:

2
211
Two in Base 11 Undecimal
5
511
Five in Base 11 Undecimal
29
2711
Twenty-Nine in Base 11 Undecimal
73
6711
Seventy-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 · 5111 · 27111 · 67111 = 149a611

Base Conversions

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