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76664088 = 23321956041
BaseRepresentation
bin1001001000111…
…00110100011000
312100020221100200
410210130310120
5124111222323
611335102200
71620430314
oct444346430
9170227320
1076664088
113a302956
1221811960
1312b62b87
14a278b44
156ae5443
hex491cd18

76664088 has 48 divisors (see below), whose sum is σ = 218563800. Its totient is φ = 24209280.

The previous prime is 76664051. The next prime is 76664099. The reversal of 76664088 is 88046667.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 26653 + ... + 29388.

Almost surely, 276664088 is an apocalyptic number.

It is an amenable number.

76664088 is an abundant number, since it is smaller than the sum of its proper divisors (141899712).

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

76664088 is a wasteful number, since it uses less digits than its factorization.

76664088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56072 (or 56065 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The square root of 76664088 is about 8755.8031042275. The cubic root of 76664088 is about 424.8125364702.

The spelling of 76664088 in words is "seventy-six million, six hundred sixty-four thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 19 24 36 38 57 72 76 114 152 171 228 342 456 684 1368 56041 112082 168123 224164 336246 448328 504369 672492 1008738 1064779 1344984 2017476 2129558 3194337 4034952 4259116 6388674 8518232 9583011 12777348 19166022 25554696 38332044 76664088