The Number

42043

Forty-Two Thousand and Forty-Three

In Base 21 Unovigesimal Is

4b7121

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

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

Nearby Numbers

Positive, nonzero integers within three units

42040
4b6j21
Forty-Two Thousand and Forty in Base 21 Unovigesimal
42041
4b6k21
Forty-Two Thousand and Forty-One in Base 21 Unovigesimal
42042
4b7021
Forty-Two Thousand and Forty-Two in Base 21 Unovigesimal
42044
4b7221
Forty-Two Thousand and Forty-Four in Base 21 Unovigesimal
42045
4b7321
Forty-Two Thousand and Forty-Five in Base 21 Unovigesimal
42046
4b7421
Forty-Two Thousand and Forty-Six in Base 21 Unovigesimal

Scientific Notation

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

4.2043e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004d2k44g89h1jf21

The reciprocal of 42043 in Base 21 Unovigesimal.

Palindrome?

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

The number 4b7121 is not a palindrome.

A Prime Number

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

Forty-two thousand and forty-three is the 4397th prime number.   See primes in Base 21 Unovigesimal

Not A Composite

Composites have more than just these two factors.

Forty-Two Thousand and Forty-Three is not a composite number because it has exactly two factors: One and Forty-Two Thousand and Forty-Three

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 forty-three has the following 1 prime factor:

42043
4b7121
Forty-Two Thousand and Forty-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

4b71211 = 4b7121

Base Conversions

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