The Number

30978

Thirty Thousand Nine Hundred and Seventy-Eight

In Base 21 Unovigesimal Is

375321

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

For more familiar numbers: See Thirty Thousand Nine Hundred and Seventy-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

30975
375021
Thirty Thousand Nine Hundred and Seventy-Five in Base 21 Unovigesimal
30976
375121
Thirty Thousand Nine Hundred and Seventy-Six in Base 21 Unovigesimal
30977
375221
Thirty Thousand Nine Hundred and Seventy-Seven in Base 21 Unovigesimal
30979
375421
Thirty Thousand Nine Hundred and Seventy-Nine in Base 21 Unovigesimal
30980
375521
Thirty Thousand Nine Hundred and Eighty in Base 21 Unovigesimal
30981
375621
Thirty Thousand Nine Hundred and Eighty-One in Base 21 Unovigesimal

Scientific Notation

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

3.0978e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00065hcif48d63gd21

The reciprocal of 30978 in Base 21 Unovigesimal.

Palindrome?

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

The number 375321 is not a palindrome.

Not A Prime Number

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

Thirty thousand nine hundred and seventy-eight is a composite number with 12 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Thirty thousand nine hundred and seventy-eight is a composite number with 12 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 thirty thousand nine hundred and seventy-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
1721
3ik21
One Thousand Seven Hundred and Twenty-One 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 · 3212 · 3ik211 = 375321

Base Conversions

The number thirty thousand nine hundred and seventy-eight in 35 different bases