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8288972 = 2267157197
BaseRepresentation
bin11111100111101011001100
3120121010022222
4133213223030
54110221342
6453354512
7130312046
oct37475314
916533288
108288972
11475169a
122938a38
131942b23
14115aa96
15adaed2
hex7e7acc

8288972 has 24 divisors (see below), whose sum is σ = 14891184. Its totient is φ = 4036032.

The previous prime is 8288957. The next prime is 8288977. The reversal of 8288972 is 2798828.

It is not an unprimeable number, because it can be changed into a prime (8288977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41978 + ... + 42174.

It is an arithmetic number, because the mean of its divisors is an integer number (620466).

Almost surely, 28288972 is an apocalyptic number.

It is an amenable number.

8288972 is a deficient number, since it is larger than the sum of its proper divisors (6602212).

8288972 is a wasteful number, since it uses less digits than its factorization.

8288972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425 (or 423 counting only the distinct ones).

The product of its digits is 129024, while the sum is 44.

The square root of 8288972 is about 2879.0574846640. The cubic root of 8288972 is about 202.3796734731.

The spelling of 8288972 in words is "eight million, two hundred eighty-eight thousand, nine hundred seventy-two".

Divisors: 1 2 4 67 134 157 197 268 314 394 628 788 10519 13199 21038 26398 30929 42076 52796 61858 123716 2072243 4144486 8288972