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75482964 = 22322391163
BaseRepresentation
bin1000111111111…
…00011101010100
312021000221011100
410133330131110
5123310423324
611253510100
71604410644
oct437743524
9167027140
1075482964
1139676517
1221342330
131283b39b
14a04c524
1569604c9
hex47fc754

75482964 has 36 divisors (see below), whose sum is σ = 199102176. Its totient is φ = 24066768.

The previous prime is 75482963. The next prime is 75483013. The reversal of 75482964 is 46928457.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75482963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44754 + ... + 46409.

It is an arithmetic number, because the mean of its divisors is an integer number (5530616).

Almost surely, 275482964 is an apocalyptic number.

It is an amenable number.

75482964 is an abundant number, since it is smaller than the sum of its proper divisors (123619212).

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

75482964 is a wasteful number, since it uses less digits than its factorization.

75482964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91196 (or 91191 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 75482964 is about 8688.0932315440. The cubic root of 75482964 is about 422.6196134378.

The spelling of 75482964 in words is "seventy-five million, four hundred eighty-two thousand, nine hundred sixty-four".

Divisors: 1 2 3 4 6 9 12 18 23 36 46 69 92 138 207 276 414 828 91163 182326 273489 364652 546978 820467 1093956 1640934 2096749 3281868 4193498 6290247 8386996 12580494 18870741 25160988 37741482 75482964