The Number

213129

Two Hundred and Thirteen Thousand One Hundred and Twenty-Nine

In Base 21 Unovigesimal Is

1206021

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

213126
1205i21
Two Hundred and Thirteen Thousand One Hundred and Twenty-Six in Base 21 Unovigesimal
213127
1205j21
Two Hundred and Thirteen Thousand One Hundred and Twenty-Seven in Base 21 Unovigesimal
213128
1205k21
Two Hundred and Thirteen Thousand One Hundred and Twenty-Eight in Base 21 Unovigesimal
213130
1206121
Two Hundred and Thirteen Thousand One Hundred and Thirty in Base 21 Unovigesimal
213131
1206221
Two Hundred and Thirteen Thousand One Hundred and Thirty-One in Base 21 Unovigesimal
213132
1206321
Two Hundred and Thirteen Thousand One Hundred and Thirty-Two in Base 21 Unovigesimal

Scientific Notation

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

2.13129e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000j38ed56c6aa421

The reciprocal of 213129 in Base 21 Unovigesimal.

Palindrome?

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

The number 1206021 is not a palindrome.

Not A Prime Number

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

Two hundred and thirteen thousand one hundred and twenty-nine is a composite number with 24 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and thirteen thousand one hundred and twenty-nine 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 two hundred and thirteen thousand one hundred and twenty-nine has the following 4 prime factors:

3
321
Three in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
17
h21
Seventeen in Base 21 Unovigesimal
199
9a21
One Hundred and Ninety-Nine in Base 21 Unovigesimal

Prime Factorization

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

3212 · 7211 · h211 · 9a211 = 1206021

Base Conversions

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