The Number

21164

Twenty-One Thousand One Hundred and Sixty-Four

In Base 7 Septenary Is

1154637

The numbers with a 7 subscript use Base 7 Septenary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21161
1154607
Twenty-One Thousand One Hundred and Sixty-One in Base 7 Septenary
21162
1154617
Twenty-One Thousand One Hundred and Sixty-Two in Base 7 Septenary
21163
1154627
Twenty-One Thousand One Hundred and Sixty-Three in Base 7 Septenary
21165
1154647
Twenty-One Thousand One Hundred and Sixty-Five in Base 7 Septenary
21166
1154657
Twenty-One Thousand One Hundred and Sixty-Six in Base 7 Septenary
21167
1154667
Twenty-One Thousand One Hundred and Sixty-Seven in Base 7 Septenary

Scientific Notation

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

2.1164e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000053624653214446134327

The reciprocal of 21164 in Base 7 Septenary.

Palindrome?

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

The number 1154637 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand one hundred and sixty-four is a composite number with 24 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Twenty-one thousand one hundred and sixty-four is a composite number with 24 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 twenty-one thousand one hundred and sixty-four has the following 4 prime factors:

2
27
Two in Base 7 Septenary
11
147
Eleven in Base 7 Septenary
13
167
Thirteen in Base 7 Septenary
37
527
Thirty-Seven in Base 7 Septenary

Prime Factorization

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

272 · 1471 · 1671 · 5271 = 1154637

Base Conversions

The number twenty-one thousand one hundred and sixty-four in 35 different bases