The Number

42142

Forty-Two Thousand One Hundred and Forty-Two

In Base 21 Unovigesimal Is

4bbg21

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

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

Nearby Numbers

Positive, nonzero integers within three units

42139
4bbd21
Forty-Two Thousand One Hundred and Thirty-Nine in Base 21 Unovigesimal
42140
4bbe21
Forty-Two Thousand One Hundred and Forty in Base 21 Unovigesimal
42141
4bbf21
Forty-Two Thousand One Hundred and Forty-One in Base 21 Unovigesimal
42143
4bbh21
Forty-Two Thousand One Hundred and Forty-Three in Base 21 Unovigesimal
42144
4bbi21
Forty-Two Thousand One Hundred and Forty-Four in Base 21 Unovigesimal
42145
4bbj21
Forty-Two Thousand One 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.

4.2142e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004cj3bha2f953b21

The reciprocal of 42142 in Base 21 Unovigesimal.

Palindrome?

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

The number 4bbg21 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 one 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.

Forty-two thousand one 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 forty-two thousand one hundred and forty-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
19
j21
Nineteen in Base 21 Unovigesimal
1109
2ah21
One Thousand One Hundred and 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

2211 · j211 · 2ah211 = 4bbg21

Base Conversions

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