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75828908 = 22171115131
BaseRepresentation
bin1001000010100…
…00111010101100
312021200111201002
410201100322230
5123403011113
611305135432
71610351351
oct441207254
9167614632
1075828908
1139892421
122148a578
131292c99c
14a0dc628
1569ccc58
hex4850eac

75828908 has 12 divisors (see below), whose sum is σ = 140506632. Its totient is φ = 35684160.

The previous prime is 75828901. The next prime is 75828911. The reversal of 75828908 is 80982857.

It is not an unprimeable number, because it can be changed into a prime (75828901) 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 3 ways as a sum of consecutive naturals, for example, 557498 + ... + 557633.

It is an arithmetic number, because the mean of its divisors is an integer number (11708886).

Almost surely, 275828908 is an apocalyptic number.

It is an amenable number.

75828908 is a deficient number, since it is larger than the sum of its proper divisors (64677724).

75828908 is a wasteful number, since it uses less digits than its factorization.

75828908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115152 (or 1115150 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 47.

The square root of 75828908 is about 8707.9795590022. The cubic root of 75828908 is about 423.2642619172.

The spelling of 75828908 in words is "seventy-five million, eight hundred twenty-eight thousand, nine hundred eight".

Divisors: 1 2 4 17 34 68 1115131 2230262 4460524 18957227 37914454 75828908