The Number

221288

Two Hundred and Twenty-One Thousand Two Hundred and Eighty-Eight

In Base 7 Septenary Is

16111047

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

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

Nearby Numbers

Positive, nonzero integers within three units

221285
16111017
Two Hundred and Twenty-One Thousand Two Hundred and Eighty-Five in Base 7 Septenary
221286
16111027
Two Hundred and Twenty-One Thousand Two Hundred and Eighty-Six in Base 7 Septenary
221287
16111037
Two Hundred and Twenty-One Thousand Two Hundred and Eighty-Seven in Base 7 Septenary
221289
16111057
Two Hundred and Twenty-One Thousand Two Hundred and Eighty-Nine in Base 7 Septenary
221290
16111067
Two Hundred and Twenty-One Thousand Two Hundred and Ninety in Base 7 Septenary
221291
16111107
Two Hundred and Twenty-One Thousand Two Hundred and Ninety-One in Base 7 Septenary

Scientific Notation

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

2.21288e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000035023351422341431627

The reciprocal of 221288 in Base 7 Septenary.

Palindrome?

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

The number 16111047 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 two hundred and eighty-eight 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 two hundred and eighty-eight 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 two hundred and eighty-eight has the following 3 prime factors:

2
27
Two in Base 7 Septenary
139
2567
One Hundred and Thirty-Nine in Base 7 Septenary
199
4037
One Hundred and Ninety-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

273 · 25671 · 40371 = 16111047

Base Conversions

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