The Number

212942

Two Hundred and Twelve Thousand Nine Hundred and Forty-Two

In Base 21 Unovigesimal Is

11ki221

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

For more familiar numbers: See Two Hundred and Twelve Thousand Nine Hundred and Forty-Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

212939
11khk21
Two Hundred and Twelve Thousand Nine Hundred and Thirty-Nine in Base 21 Unovigesimal
212940
11ki021
Two Hundred and Twelve Thousand Nine Hundred and Forty in Base 21 Unovigesimal
212941
11ki121
Two Hundred and Twelve Thousand Nine Hundred and Forty-One in Base 21 Unovigesimal
212943
11ki321
Two Hundred and Twelve Thousand Nine Hundred and Forty-Three in Base 21 Unovigesimal
212944
11ki421
Two Hundred and Twelve Thousand Nine Hundred and Forty-Four in Base 21 Unovigesimal
212945
11ki521
Two Hundred and Twelve Thousand Nine Hundred and Forty-Five in Base 21 Unovigesimal

Scientific Notation

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

2.12942e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000j3g29khakbg721

The reciprocal of 212942 in Base 21 Unovigesimal.

Palindrome?

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

The number 11ki221 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 twelve thousand nine hundred and forty-two is a composite number with 8 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 twelve thousand nine hundred and forty-two is a composite number with 8 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 twelve thousand nine hundred and forty-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
17
h21
Seventeen in Base 21 Unovigesimal
6263
e4521
Six Thousand Two Hundred and Sixty-Three in Base 21 Unovigesimal

Prime Factorization

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

2211 · h211 · e45211 = 11ki221

Base Conversions

The number two hundred and twelve thousand nine hundred and forty-two in 35 different bases