The Number

4145

Four Thousand One Hundred and Forty-Five

In Base 20 Vigesimal Is

a7520

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

4142
a7220
Four Thousand One Hundred and Forty-Two in Base 20 Vigesimal
4143
a7320
Four Thousand One Hundred and Forty-Three in Base 20 Vigesimal
4144
a7420
Four Thousand One Hundred and Forty-Four in Base 20 Vigesimal
4146
a7620
Four Thousand One Hundred and Forty-Six in Base 20 Vigesimal
4147
a7720
Four Thousand One Hundred and Forty-Seven in Base 20 Vigesimal
4148
a7820
Four Thousand One Hundred and Forty-Eight in Base 20 Vigesimal

Scientific Notation

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

4.145e3

Reciprocal

A number multiplied with its reciprocal is one.

0.001ic05fg0h782b20

The reciprocal of 4145 in Base 20 Vigesimal.

Palindrome?

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

The number a7520 is not a palindrome.

Not A Prime Number

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

Four thousand one hundred and forty-five is a composite number with 4 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Four thousand one hundred and forty-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 four thousand one hundred and forty-five has the following 2 prime factors:

5
520
Five in Base 20 Vigesimal
829
21920
Eight Hundred and Twenty-Nine in Base 20 Vigesimal

Prime Factorization

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

5201 · 219201 = a7520

Base Conversions

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