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472656423 = 3179267773
BaseRepresentation
bin11100001011000…
…010101000100111
31012221101102201110
4130023002220213
51432000001143
6114522400103
714466341031
oct3413025047
91187342643
10472656423
11222890848
12112360033
1376c00275
1446ab8c51
152b766533
hex1c2c2a27

472656423 has 8 divisors (see below), whose sum is σ = 667279728. Its totient is φ = 296568704.

The previous prime is 472656409. The next prime is 472656427. The reversal of 472656423 is 324656274.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 472656423 - 210 = 472655399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472656427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4633836 + ... + 4633937.

It is an arithmetic number, because the mean of its divisors is an integer number (83409966).

Almost surely, 2472656423 is an apocalyptic number.

472656423 is a deficient number, since it is larger than the sum of its proper divisors (194623305).

472656423 is a wasteful number, since it uses less digits than its factorization.

472656423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9267793.

The product of its digits is 241920, while the sum is 39.

The square root of 472656423 is about 21740.6628923775. The cubic root of 472656423 is about 778.9600555836.

The spelling of 472656423 in words is "four hundred seventy-two million, six hundred fifty-six thousand, four hundred twenty-three".

Divisors: 1 3 17 51 9267773 27803319 157552141 472656423