The Number

78142

Seventy-Eight Thousand One Hundred and Forty-Two

In Base 21 Unovigesimal Is

894121

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

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

Nearby Numbers

Positive, nonzero integers within three units

78139
893j21
Seventy-Eight Thousand One Hundred and Thirty-Nine in Base 21 Unovigesimal
78140
893k21
Seventy-Eight Thousand One Hundred and Forty in Base 21 Unovigesimal
78141
894021
Seventy-Eight Thousand One Hundred and Forty-One in Base 21 Unovigesimal
78143
894221
Seventy-Eight Thousand One Hundred and Forty-Three in Base 21 Unovigesimal
78144
894321
Seventy-Eight Thousand One Hundred and Forty-Four in Base 21 Unovigesimal
78145
894421
Seventy-Eight 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.

7.8142e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002a5bj5ga5f4k421

The reciprocal of 78142 in Base 21 Unovigesimal.

Palindrome?

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

The number 894121 is not a palindrome.

Not A Prime Number

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

Seventy-eight 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.

Seventy-eight 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 seventy-eight thousand one hundred and forty-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
89
4521
Eighty-Nine in Base 21 Unovigesimal
439
kj21
Four Hundred and Thirty-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 · 45211 · kj211 = 894121

Base Conversions

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