The Number

643401

Six Hundred and Forty-Three Thousand Four Hundred and One

Nearby Numbers

Positive, nonzero integers within three units

643398
Six Hundred and Forty-Three Thousand Three Hundred and Ninety-Eight
643399
Six Hundred and Forty-Three Thousand Three Hundred and Ninety-Nine
643400
Six Hundred and Forty-Three Thousand Four Hundred
643402
Six Hundred and Forty-Three Thousand Four Hundred and Two
643403
Six Hundred and Forty-Three Thousand Four Hundred and Three
643404
Six Hundred and Forty-Three Thousand Four Hundred and Four

Scientific Notation

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

6.43401e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000015542406679504696

The reciprocal of 643401.

Palindrome?

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

The number 643401 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-three thousand four hundred and one is a composite number with 24 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Six hundred and forty-three thousand four hundred and one is a composite number with 24 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-three thousand four hundred and one has the following 4 prime factors:

3
Three
11
Eleven
67
Sixty-Seven
97
Ninety-Seven

Prime Factorization

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

32 · 111 · 671 · 971 = 643401

Base Conversions

The number six hundred and forty-three thousand four hundred and one in 35 different bases