The Number

71285

Seventy-One Thousand Two Hundred and Eighty-Five

In Base 21 Unovigesimal Is

7edb21

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

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

Nearby Numbers

Positive, nonzero integers within three units

71282
7ed821
Seventy-One Thousand Two Hundred and Eighty-Two in Base 21 Unovigesimal
71283
7ed921
Seventy-One Thousand Two Hundred and Eighty-Three in Base 21 Unovigesimal
71284
7eda21
Seventy-One Thousand Two Hundred and Eighty-Four in Base 21 Unovigesimal
71286
7edc21
Seventy-One Thousand Two Hundred and Eighty-Six in Base 21 Unovigesimal
71287
7edd21
Seventy-One Thousand Two Hundred and Eighty-Seven in Base 21 Unovigesimal
71288
7ede21
Seventy-One Thousand Two Hundred and Eighty-Eight in Base 21 Unovigesimal

Scientific Notation

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

7.1285e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002f630aeib960f21

The reciprocal of 71285 in Base 21 Unovigesimal.

Palindrome?

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

The number 7edb21 is not a palindrome.

Not A Prime Number

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

Seventy-one thousand two hundred and eighty-five 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-one thousand two hundred and eighty-five 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-one thousand two hundred and eighty-five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
53
2b21
Fifty-Three in Base 21 Unovigesimal
269
ch21
Two Hundred and Sixty-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

5211 · 2b211 · ch211 = 7edb21

Base Conversions

The number seventy-one thousand two hundred and eighty-five in 35 different bases