The Number

42086

Forty-Two Thousand and Eighty-Six

In Base 21 Unovigesimal Is

4b9221

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

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

Nearby Numbers

Positive, nonzero integers within three units

42083
4b8k21
Forty-Two Thousand and Eighty-Three in Base 21 Unovigesimal
42084
4b9021
Forty-Two Thousand and Eighty-Four in Base 21 Unovigesimal
42085
4b9121
Forty-Two Thousand and Eighty-Five in Base 21 Unovigesimal
42087
4b9321
Forty-Two Thousand and Eighty-Seven in Base 21 Unovigesimal
42088
4b9421
Forty-Two Thousand and Eighty-Eight in Base 21 Unovigesimal
42089
4b9521
Forty-Two Thousand and Eighty-Nine in Base 21 Unovigesimal

Scientific Notation

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

4.2086e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004d0i918ai9fa921

The reciprocal of 42086 in Base 21 Unovigesimal.

Palindrome?

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

The number 4b9221 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 eighty-six 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 and eighty-six 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 and eighty-six has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
1913
47221
One Thousand Nine Hundred and Thirteen 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 · b211 · 472211 = 4b9221

Base Conversions

The number forty-two thousand and eighty-six in 35 different bases