The Number

1385

One Thousand Three Hundred and Eighty-Five

In Base 21 Unovigesimal Is

32k21

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

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

Nearby Numbers

Positive, nonzero integers within three units

1382
32h21
One Thousand Three Hundred and Eighty-Two in Base 21 Unovigesimal
1383
32i21
One Thousand Three Hundred and Eighty-Three in Base 21 Unovigesimal
1384
32j21
One Thousand Three Hundred and Eighty-Four in Base 21 Unovigesimal
1386
33021
One Thousand Three Hundred and Eighty-Six in Base 21 Unovigesimal
1387
33121
One Thousand Three Hundred and Eighty-Seven in Base 21 Unovigesimal
1388
33221
One Thousand Three 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.

1.385e3

Reciprocal

A number multiplied with its reciprocal is one.

0.006e8gkjf56g04g21

The reciprocal of 1385 in Base 21 Unovigesimal.

Palindrome?

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

The number 32k21 is not a palindrome.

Not A Prime Number

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

One thousand three hundred and eighty-five 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.

One thousand three hundred and eighty-five 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 one thousand three hundred and eighty-five has the following 2 prime factors:

5
521
Five in Base 21 Unovigesimal
277
d421
Two Hundred and Seventy-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

5211 · d4211 = 32k21

Base Conversions

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