The Number

221992

Two Hundred and Twenty-One Thousand Nine Hundred and Ninety-Two

In Base 7 Septenary Is

16131317

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

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

Nearby Numbers

Positive, nonzero integers within three units

221989
16131257
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Nine in Base 7 Septenary
221990
16131267
Two Hundred and Twenty-One Thousand Nine Hundred and Ninety in Base 7 Septenary
221991
16131307
Two Hundred and Twenty-One Thousand Nine Hundred and Ninety-One in Base 7 Septenary
221993
16131327
Two Hundred and Twenty-One Thousand Nine Hundred and Ninety-Three in Base 7 Septenary
221994
16131337
Two Hundred and Twenty-One Thousand Nine Hundred and Ninety-Four in Base 7 Septenary
221995
16131347
Two Hundred and Twenty-One Thousand Nine Hundred and Ninety-Five in Base 7 Septenary

Scientific Notation

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

2.21992e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000034653124661062434327

The reciprocal of 221992 in Base 7 Septenary.

Palindrome?

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

The number 16131317 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 nine hundred and ninety-two 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 nine hundred and ninety-two 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 nine hundred and ninety-two has the following 2 prime factors:

2
27
Two in Base 7 Septenary
27749
1436217
Twenty-Seven Thousand Seven 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

273 · 14362171 = 16131317

Base Conversions

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