The Number

216145

Two Hundred and Sixteen Thousand One Hundred and Forty-Five

In Base 21 Unovigesimal Is

1272d21

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

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

Nearby Numbers

Positive, nonzero integers within three units

216142
1272a21
Two Hundred and Sixteen Thousand One Hundred and Forty-Two in Base 21 Unovigesimal
216143
1272b21
Two Hundred and Sixteen Thousand One Hundred and Forty-Three in Base 21 Unovigesimal
216144
1272c21
Two Hundred and Sixteen Thousand One Hundred and Forty-Four in Base 21 Unovigesimal
216146
1272e21
Two Hundred and Sixteen Thousand One Hundred and Forty-Six in Base 21 Unovigesimal
216147
1272f21
Two Hundred and Sixteen Thousand One Hundred and Forty-Seven in Base 21 Unovigesimal
216148
1272g21
Two Hundred and Sixteen Thousand One Hundred and Forty-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.

2.16145e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000iigg7c77062721

The reciprocal of 216145 in Base 21 Unovigesimal.

Palindrome?

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

The number 1272d21 is not a palindrome.

Not A Prime Number

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

Two hundred and sixteen thousand one hundred and forty-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.

Two hundred and sixteen thousand one hundred and forty-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 two hundred and sixteen thousand one hundred and forty-five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
139
6d21
One Hundred and Thirty-Nine in Base 21 Unovigesimal
311
eh21
Three Hundred and Eleven 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 · 6d211 · eh211 = 1272d21

Base Conversions

The number two hundred and sixteen thousand one hundred and forty-five in 35 different bases