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76865052088 = 23114121304061
BaseRepresentation
bin100011110010110000…
…0111001110110111000
321100101212011012221001
41013211200321312320
52224404423131323
655151124454344
75360534106526
oct1074540716670
9240355135831
1076865052088
112a664355340
1212a91b4a3b4
13732c7c1956
143a12685316
151eed1703ad
hex11e5839db8

76865052088 has 32 divisors (see below), whose sum is σ = 161058708720. Its totient is φ = 34086496000.

The previous prime is 76865052071. The next prime is 76865052107. The reversal of 76865052088 is 88025056867.

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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10648423 + ... + 10655638.

Almost surely, 276865052088 is an apocalyptic number.

It is an amenable number.

76865052088 is an abundant number, since it is smaller than the sum of its proper divisors (84193656632).

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

76865052088 is a wasteful number, since it uses less digits than its factorization.

76865052088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21304119 (or 21304115 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 55.

The spelling of 76865052088 in words is "seventy-six billion, eight hundred sixty-five million, fifty-two thousand, eighty-eight".

Divisors: 1 2 4 8 11 22 41 44 82 88 164 328 451 902 1804 3608 21304061 42608122 85216244 170432488 234344671 468689342 873466501 937378684 1746933002 1874757368 3493866004 6987732008 9608131511 19216263022 38432526044 76865052088