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47025672 = 23317115259
BaseRepresentation
bin1011001101100…
…0111000001000
310021111011002120
42303120320020
544014310142
64355531240
71110466041
oct263307010
9107434076
1047025672
11245aa0a1
12138b9b20
139986655
1463618c8
1541dd7ec
hex2cd8e08

47025672 has 32 divisors (see below), whose sum is σ = 124480800. Its totient is φ = 14753024.

The previous prime is 47025659. The next prime is 47025677. The reversal of 47025672 is 27652074.

It is a super-2 number, since 2×470256722 = 4422827654103168, which contains 22 as substring.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (47025677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57222 + ... + 58037.

It is an arithmetic number, because the mean of its divisors is an integer number (3890025).

Almost surely, 247025672 is an apocalyptic number.

It is an amenable number.

47025672 is an abundant number, since it is smaller than the sum of its proper divisors (77455128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47025672 is a wasteful number, since it uses less digits than its factorization.

47025672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115285 (or 115281 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 33.

The square root of 47025672 is about 6857.5266678300. The cubic root of 47025672 is about 360.9483022835.

The spelling of 47025672 in words is "forty-seven million, twenty-five thousand, six hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 17 24 34 51 68 102 136 204 408 115259 230518 345777 461036 691554 922072 1383108 1959403 2766216 3918806 5878209 7837612 11756418 15675224 23512836 47025672