The Number

21307

Twenty-One Thousand Three Hundred and Seven

In Base 7 Septenary Is

1160567

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

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

Nearby Numbers

Positive, nonzero integers within three units

21304
1160537
Twenty-One Thousand Three Hundred and Four in Base 7 Septenary
21305
1160547
Twenty-One Thousand Three Hundred and Five in Base 7 Septenary
21306
1160557
Twenty-One Thousand Three Hundred and Six in Base 7 Septenary
21308
1160607
Twenty-One Thousand Three Hundred and Eight in Base 7 Septenary
21309
1160617
Twenty-One Thousand Three Hundred and Nine in Base 7 Septenary
21310
1160627
Twenty-One Thousand Three Hundred and Ten in Base 7 Septenary

Scientific Notation

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

2.1307e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000053436251263315416527

The reciprocal of 21307 in Base 7 Septenary.

Palindrome?

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

The number 1160567 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 three hundred and seven is a composite number with 8 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 three hundred and seven 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 twenty-one thousand three hundred and seven has the following 3 prime factors:

11
147
Eleven in Base 7 Septenary
13
167
Thirteen in Base 7 Septenary
149
3027
One Hundred and Forty-Nine in Base 7 Septenary

Prime Factorization

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

1471 · 1671 · 30271 = 1160567

Base Conversions

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