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632272463 = 868972767
BaseRepresentation
bin100101101011111…
…011011001001111
31122001201202202122
4211223323121033
52243330204323
6142423443155
721445140644
oct4553733117
91561652678
10632272463
112a49a0729
121578b64bb
13a0cb8024
145dd87dcb
153a794ec8
hex25afb64f

632272463 has 4 divisors (see below), whose sum is σ = 632353920. Its totient is φ = 632191008.

The previous prime is 632272453. The next prime is 632272469. The reversal of 632272463 is 364272236.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-632272463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (632272469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27695 + ... + 45072.

It is an arithmetic number, because the mean of its divisors is an integer number (158088480).

Almost surely, 2632272463 is an apocalyptic number.

632272463 is a deficient number, since it is larger than the sum of its proper divisors (81457).

632272463 is an equidigital number, since it uses as much as digits as its factorization.

632272463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81456.

The product of its digits is 72576, while the sum is 35.

The square root of 632272463 is about 25145.0285941376. The cubic root of 632272463 is about 858.2913899719.

The spelling of 632272463 in words is "six hundred thirty-two million, two hundred seventy-two thousand, four hundred sixty-three".

Divisors: 1 8689 72767 632272463