The Number

42991

Forty-Two Thousand Nine Hundred and Ninety-One

In Base 22 Duovigesimal Is

40i322

The numbers with a 22 subscript use Base 22 Duovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

42988
40i022
Forty-Two Thousand Nine Hundred and Eighty-Eight in Base 22 Duovigesimal
42989
40i122
Forty-Two Thousand Nine Hundred and Eighty-Nine in Base 22 Duovigesimal
42990
40i222
Forty-Two Thousand Nine Hundred and Ninety in Base 22 Duovigesimal
42992
40i422
Forty-Two Thousand Nine Hundred and Ninety-Two in Base 22 Duovigesimal
42993
40i522
Forty-Two Thousand Nine Hundred and Ninety-Three in Base 22 Duovigesimal
42994
40i622
Forty-Two Thousand Nine Hundred and Ninety-Four in Base 22 Duovigesimal

Scientific Notation

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

4.2991e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00059j6a5k9dcje22

The reciprocal of 42991 in Base 22 Duovigesimal.

Palindrome?

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

The number 40i322 is not a palindrome.

Not A Prime Number

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

Forty-two thousand nine hundred and ninety-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 22 Duovigesimal

A Composite

Composites have more than just these two factors.

Forty-two thousand nine hundred and ninety-one is a composite number with 4 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 forty-two thousand nine hundred and ninety-one has the following 2 prime factors:

13
d22
Thirteen in Base 22 Duovigesimal
3307
6i722
Three Thousand Three Hundred and Seven in Base 22 Duovigesimal

Prime Factorization

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

d221 · 6i7221 = 40i322

Base Conversions

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