The Number

78042

Seventy-Eight Thousand and Forty-Two

In Base 21 Unovigesimal Is

88k621

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

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

Nearby Numbers

Positive, nonzero integers within three units

78039
88k321
Seventy-Eight Thousand and Thirty-Nine in Base 21 Unovigesimal
78040
88k421
Seventy-Eight Thousand and Forty in Base 21 Unovigesimal
78041
88k521
Seventy-Eight Thousand and Forty-One in Base 21 Unovigesimal
78043
88k721
Seventy-Eight Thousand and Forty-Three in Base 21 Unovigesimal
78044
88k821
Seventy-Eight Thousand and Forty-Four in Base 21 Unovigesimal
78045
88k921
Seventy-Eight Thousand 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.

7.8042e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002a6k9a5gb3b5d21

The reciprocal of 78042 in Base 21 Unovigesimal.

Palindrome?

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

The number 88k621 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 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 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 and forty-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
13007
18a821
Thirteen Thousand and Seven 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 · 3211 · 18a8211 = 88k621

Base Conversions

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