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76500000068 = 22171125000001
BaseRepresentation
bin100011100111111000…
…0010101110101000100
321022110102020122200212
41013033300111311010
52223133000000233
655051004254552
75345512162112
oct1071760256504
9238412218625
1076500000068
112a49728a358
12129ab841458
1372a1c9853b
1439b9dbaab2
151ecb0b1a48
hex11cfc15d44

76500000068 has 12 divisors (see below), whose sum is σ = 141750000252. Its totient is φ = 36000000000.

The previous prime is 76500000023. The next prime is 76500000091. The reversal of 76500000068 is 86000000567.

It can be written as a sum of positive squares in 2 ways, for example, as 60682410244 + 15817589824 = 246338^2 + 125768^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 562499933 + ... + 562500068.

It is an arithmetic number, because the mean of its divisors is an integer number (11812500021).

Almost surely, 276500000068 is an apocalyptic number.

It is an amenable number.

76500000068 is a deficient number, since it is larger than the sum of its proper divisors (65250000184).

76500000068 is a wasteful number, since it uses less digits than its factorization.

76500000068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125000022 (or 1125000020 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 76500000068 in words is "seventy-six billion, five hundred million, sixty-eight", and thus it is an aban number.

Divisors: 1 2 4 17 34 68 1125000001 2250000002 4500000004 19125000017 38250000034 76500000068