The Number

221948

Two Hundred and Twenty-One Thousand Nine Hundred and Forty-Eight

In Base 7 Septenary Is

16130367

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 Forty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

221945
16130337
Two Hundred and Twenty-One Thousand Nine Hundred and Forty-Five in Base 7 Septenary
221946
16130347
Two Hundred and Twenty-One Thousand Nine Hundred and Forty-Six in Base 7 Septenary
221947
16130357
Two Hundred and Twenty-One Thousand Nine Hundred and Forty-Seven in Base 7 Septenary
221949
16130407
Two Hundred and Twenty-One Thousand Nine Hundred and Forty-Nine in Base 7 Septenary
221950
16130417
Two Hundred and Twenty-One Thousand Nine Hundred and Fifty in Base 7 Septenary
221951
16130427
Two Hundred and Twenty-One Thousand Nine Hundred and Fifty-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.

2.21948e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000034654651440143143657

The reciprocal of 221948 in Base 7 Septenary.

Palindrome?

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

The number 16130367 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 forty-eight is a composite number with 6 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 forty-eight is a composite number with 6 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 forty-eight has the following 2 prime factors:

2
27
Two in Base 7 Septenary
55487
3205257
Fifty-Five Thousand Four Hundred and Eighty-Seven in Base 7 Septenary

Prime Factorization

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

272 · 32052571 = 16130367

Base Conversions

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