The Number

1872

One Thousand Eight Hundred and Seventy-Two

In Base 21 Unovigesimal Is

45321

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

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

Nearby Numbers

Positive, nonzero integers within three units

1869
45021
One Thousand Eight Hundred and Sixty-Nine in Base 21 Unovigesimal
1870
45121
One Thousand Eight Hundred and Seventy in Base 21 Unovigesimal
1871
45221
One Thousand Eight Hundred and Seventy-One in Base 21 Unovigesimal
1873
45421
One Thousand Eight Hundred and Seventy-Three in Base 21 Unovigesimal
1874
45521
One Thousand Eight Hundred and Seventy-Four in Base 21 Unovigesimal
1875
45621
One Thousand Eight Hundred and Seventy-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.

1.872e3

Reciprocal

A number multiplied with its reciprocal is one.

0.004jie4jie4jief21

The reciprocal of 1872 in Base 21 Unovigesimal.

Palindrome?

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

The number 45321 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 eight hundred and seventy-two is a composite number with 30 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One thousand eight hundred and seventy-two is a composite number with 30 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 eight hundred and seventy-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

2214 · 3212 · d211 = 45321

Base Conversions

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