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76249486964 = 2275997196323
BaseRepresentation
bin100011100000011010…
…0101101011001110100
321021210221212021022202
41013000310231121310
52222124332040324
655010055044032
75336350642160
oct1070064553164
9237727767282
1076249486964
112a378936132
121293b970618
137262106431
143994a09ca0
151eb40ca8ae
hex11c0d2d674

76249486964 has 48 divisors (see below), whose sum is σ = 152990208000. Its totient is φ = 32573270496.

The previous prime is 76249486931. The next prime is 76249486979. The reversal of 76249486964 is 46968494267.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 76249486964.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12055907 + ... + 12062229.

It is an arithmetic number, because the mean of its divisors is an integer number (3187296000).

Almost surely, 276249486964 is an apocalyptic number.

It is an amenable number.

76249486964 is an abundant number, since it is smaller than the sum of its proper divisors (76740721036).

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

76249486964 is a wasteful number, since it uses less digits than its factorization.

76249486964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7652 (or 7650 counting only the distinct ones).

The product of its digits is 125411328, while the sum is 65.

The spelling of 76249486964 in words is "seventy-six billion, two hundred forty-nine million, four hundred eighty-six thousand, nine hundred sixty-four".

Divisors: 1 2 4 7 14 28 599 719 1198 1438 2396 2876 4193 5033 6323 8386 10066 12646 16772 20132 25292 44261 88522 177044 430681 861362 1722724 3014767 3787477 4546237 6029534 7574954 9092474 12059068 15149908 18184948 26512339 31823659 53024678 63647318 106049356 127294636 2723195963 5446391926 10892783852 19062371741 38124743482 76249486964