The Number

86

Eighty-Six

In Base 21 Unovigesimal Is

4221

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

For more familiar numbers: See Eighty-Six in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

83
3k21
Eighty-Three in Base 21 Unovigesimal
84
4021
Eighty-Four in Base 21 Unovigesimal
85
4121
Eighty-Five in Base 21 Unovigesimal
87
4321
Eighty-Seven in Base 21 Unovigesimal
88
4421
Eighty-Eight in Base 21 Unovigesimal
89
4521
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.

8.6e1

Reciprocal

A number multiplied with its reciprocal is one.

0.052e8ba052e8b521

The reciprocal of 86 in Base 21 Unovigesimal.

Palindrome?

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

The number 4221 is not a palindrome.

Not A Prime Number

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

Eighty-six is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eighty-six 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 eighty-six has the following 2 prime factors:

2
221
Two in Base 21 Unovigesimal
43
2121
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

2211 · 21211 = 4221

Base Conversions

The number eighty-six in 35 different bases