The Number

42004

Forty-Two Thousand and Four

In Base 21 Unovigesimal Is

4b5421

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

For more familiar numbers: See Forty-Two Thousand and Four in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

42001
4b5121
Forty-Two Thousand and One in Base 21 Unovigesimal
42002
4b5221
Forty-Two Thousand and Two in Base 21 Unovigesimal
42003
4b5321
Forty-Two Thousand and Three in Base 21 Unovigesimal
42005
4b5521
Forty-Two Thousand and Five in Base 21 Unovigesimal
42006
4b5621
Forty-Two Thousand and Six in Base 21 Unovigesimal
42007
4b5721
Forty-Two Thousand and Seven in Base 21 Unovigesimal

Scientific Notation

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

4.2004e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004d4hkag0eb7d721

The reciprocal of 42004 in Base 21 Unovigesimal.

Palindrome?

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

The number 4b5421 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 and four is a composite number with 6 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Forty-two thousand and four is a composite number with 6 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 and four has the following 2 prime factors:

2
221
Two in Base 21 Unovigesimal
10501
12h121
Ten Thousand Five Hundred and One in Base 21 Unovigesimal

Prime Factorization

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

2212 · 12h1211 = 4b5421

Base Conversions

The number forty-two thousand and four in 35 different bases