The Number

221115

Two Hundred and Twenty-One Thousand One Hundred and Fifteen

In Base 7 Septenary Is

16104367

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

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

Nearby Numbers

Positive, nonzero integers within three units

221112
16104337
Two Hundred and Twenty-One Thousand One Hundred and Twelve in Base 7 Septenary
221113
16104347
Two Hundred and Twenty-One Thousand One Hundred and Thirteen in Base 7 Septenary
221114
16104357
Two Hundred and Twenty-One Thousand One Hundred and Fourteen in Base 7 Septenary
221116
16104407
Two Hundred and Twenty-One Thousand One Hundred and Sixteen in Base 7 Septenary
221117
16104417
Two Hundred and Twenty-One Thousand One Hundred and Seventeen in Base 7 Septenary
221118
16104427
Two Hundred and Twenty-One Thousand One Hundred and Eightteen in Base 7 Septenary

Scientific Notation

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

2.21115e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000035033345404021262127

The reciprocal of 221115 in Base 7 Septenary.

Palindrome?

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

The number 16104367 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 one hundred and fifteen 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.

Two hundred and twenty-one thousand one hundred and fifteen 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 two hundred and twenty-one thousand one hundred and fifteen has the following 3 prime factors:

3
37
Three in Base 7 Septenary
5
57
Five in Base 7 Septenary
14741
606567
Fourteen Thousand Seven Hundred and Forty-One 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 · 571 · 6065671 = 16104367

Base Conversions

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