The Number

221613

Two Hundred and Twenty-One Thousand Six Hundred and Thirteen

In Base 7 Septenary Is

16120507

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

For more familiar numbers: See Two Hundred and Twenty-One Thousand Six Hundred and Thirteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

221610
16120447
Two Hundred and Twenty-One Thousand Six Hundred and Ten in Base 7 Septenary
221611
16120457
Two Hundred and Twenty-One Thousand Six Hundred and Eleven in Base 7 Septenary
221612
16120467
Two Hundred and Twenty-One Thousand Six Hundred and Twelve in Base 7 Septenary
221614
16120517
Two Hundred and Twenty-One Thousand Six Hundred and Fourteen in Base 7 Septenary
221615
16120527
Two Hundred and Twenty-One Thousand Six Hundred and Fifteen in Base 7 Septenary
221616
16120537
Two Hundred and Twenty-One Thousand Six Hundred and Sixteen in Base 7 Septenary

Scientific Notation

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

2.21613e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000035004300616623310437

The reciprocal of 221613 in Base 7 Septenary.

Palindrome?

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

The number 16120507 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 twenty-one thousand six hundred and thirteen is a composite number with 16 total factors (including 1 and itself).   See primes in Base 7 Septenary

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand six hundred and thirteen is a composite number with 16 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 twenty-one thousand six hundred and thirteen has the following 4 prime factors:

3
37
Three in Base 7 Septenary
7
107
Seven in Base 7 Septenary
61
1157
Sixty-One in Base 7 Septenary
173
3357
One Hundred and Seventy-Three in Base 7 Septenary

Prime Factorization

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

371 · 1071 · 11571 · 33571 = 16120507

Base Conversions

The number two hundred and twenty-one thousand six hundred and thirteen in 35 different bases