The Number

221320

Two Hundred and Twenty-One Thousand Three Hundred and Twenty

In Base 7 Septenary Is

16111517

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

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

Nearby Numbers

Positive, nonzero integers within three units

221317
16111457
Two Hundred and Twenty-One Thousand Three Hundred and Seventeen in Base 7 Septenary
221318
16111467
Two Hundred and Twenty-One Thousand Three Hundred and Eightteen in Base 7 Septenary
221319
16111507
Two Hundred and Twenty-One Thousand Three Hundred and Nineteen in Base 7 Septenary
221321
16111527
Two Hundred and Twenty-One Thousand Three Hundred and Twenty-One in Base 7 Septenary
221322
16111537
Two Hundred and Twenty-One Thousand Three Hundred and Twenty-Two in Base 7 Septenary
221323
16111547
Two Hundred and Twenty-One Thousand Three Hundred and Twenty-Three in Base 7 Septenary

Scientific Notation

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

2.21320e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000035022146322265305037

The reciprocal of 221320 in Base 7 Septenary.

Palindrome?

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

The number 16111517 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 three hundred and twenty is a composite number with 32 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 three hundred and twenty is a composite number with 32 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 three hundred and twenty has the following 4 prime factors:

2
27
Two in Base 7 Septenary
5
57
Five in Base 7 Septenary
11
147
Eleven in Base 7 Septenary
503
13167
Five Hundred and 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

273 · 571 · 1471 · 131671 = 16111517

Base Conversions

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