The Number

1157

One Thousand One Hundred and Fifty-Seven

In Base 21 Unovigesimal Is

2d221

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

For more familiar numbers: See One Thousand One Hundred and Fifty-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

1154
2ck21
One Thousand One Hundred and Fifty-Four in Base 21 Unovigesimal
1155
2d021
One Thousand One Hundred and Fifty-Five in Base 21 Unovigesimal
1156
2d121
One Thousand One Hundred and Fifty-Six in Base 21 Unovigesimal
1158
2d321
One Thousand One Hundred and Fifty-Eight in Base 21 Unovigesimal
1159
2d421
One Thousand One Hundred and Fifty-Nine in Base 21 Unovigesimal
1160
2d521
One Thousand One Hundred and Sixty in Base 21 Unovigesimal

Scientific Notation

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

1.157e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00801j09b25db7621

The reciprocal of 1157 in Base 21 Unovigesimal.

Palindrome?

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

The number 2d221 is a palindrome.

Not A Prime Number

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

One thousand one hundred and fifty-seven 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 one hundred and fifty-seven 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 one hundred and fifty-seven has the following 2 prime factors:

13
d21
Thirteen 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

d211 · 45211 = 2d221

Base Conversions

The number one thousand one hundred and fifty-seven in 35 different bases