The Number

16643

Sixteen Thousand Six Hundred and Forty-Three

In Base 21 Unovigesimal Is

1gfb21

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

For more familiar numbers: See Sixteen Thousand Six Hundred and Forty-Three in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

16640
1gf821
Sixteen Thousand Six Hundred and Forty in Base 21 Unovigesimal
16641
1gf921
Sixteen Thousand Six Hundred and Forty-One in Base 21 Unovigesimal
16642
1gfa21
Sixteen Thousand Six Hundred and Forty-Two in Base 21 Unovigesimal
16644
1gfc21
Sixteen Thousand Six Hundred and Forty-Four in Base 21 Unovigesimal
16645
1gfd21
Sixteen Thousand Six Hundred and Forty-Five in Base 21 Unovigesimal
16646
1gfe21
Sixteen Thousand Six Hundred and Forty-Six in Base 21 Unovigesimal

Scientific Notation

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

1.6643e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000be85kde8h27c21

The reciprocal of 16643 in Base 21 Unovigesimal.

Palindrome?

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

The number 1gfb21 is not a palindrome.

Not A Prime Number

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

Sixteen thousand six hundred and forty-three 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.

Sixteen thousand six hundred and forty-three 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 sixteen thousand six hundred and forty-three has the following 3 prime factors:

11
b21
Eleven in Base 21 Unovigesimal
17
h21
Seventeen in Base 21 Unovigesimal
89
4521
Eighty-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

b211 · h211 · 45211 = 1gfb21

Base Conversions

The number sixteen thousand six hundred and forty-three in 35 different bases