The Number

642198

Six Hundred and Forty-Two Thousand One Hundred and Ninety-Eight

In Base 7 Septenary Is

53132047

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

For more familiar numbers: See Six Hundred and Forty-Two Thousand One Hundred and Ninety-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

642195
53132017
Six Hundred and Forty-Two Thousand One Hundred and Ninety-Five in Base 7 Septenary
642196
53132027
Six Hundred and Forty-Two Thousand One Hundred and Ninety-Six in Base 7 Septenary
642197
53132037
Six Hundred and Forty-Two Thousand One Hundred and Ninety-Seven in Base 7 Septenary
642199
53132057
Six Hundred and Forty-Two Thousand One Hundred and Ninety-Nine in Base 7 Septenary
642200
53132067
Six Hundred and Forty-Two Thousand Two Hundred in Base 7 Septenary
642201
53132107
Six Hundred and Forty-Two Thousand Two Hundred and 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.

6.42198e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000000116556663432065415467

The reciprocal of 642198 in Base 7 Septenary.

Palindrome?

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

The number 53132047 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Six hundred and forty-two thousand one hundred and ninety-eight 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.

Six hundred and forty-two thousand one hundred and ninety-eight 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 six hundred and forty-two thousand one hundred and ninety-eight has the following 3 prime factors:

2
27
Two in Base 7 Septenary
3
37
Three in Base 7 Septenary
107033
6240237
One Hundred and Seven Thousand and Thirty-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

271 · 371 · 62402371 = 53132047

Base Conversions

The number six hundred and forty-two thousand one hundred and ninety-eight in 35 different bases