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71960102075 = 525354309511
BaseRepresentation
bin100001100000100101…
…0000000010010111011
320212202000121221102202
41003001022000102323
52134333241231300
653020310420415
75125144526651
oct1030112002273
9225660557382
1071960102075
1128577668844
1211b4336170b
136a2a562774
1436a9086dd1
151d12741ad5
hex10c12804bb

71960102075 has 12 divisors (see below), whose sum is σ = 90914123088. Its totient is φ = 56481890400.

The previous prime is 71960102069. The next prime is 71960102087. The reversal of 71960102075 is 57020106917.

It is not a de Polignac number, because 71960102075 - 28 = 71960101819 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27153431 + ... + 27156080.

It is an arithmetic number, because the mean of its divisors is an integer number (7576176924).

Almost surely, 271960102075 is an apocalyptic number.

71960102075 is a deficient number, since it is larger than the sum of its proper divisors (18954021013).

71960102075 is a wasteful number, since it uses less digits than its factorization.

71960102075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54309574 (or 54309569 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 38.

The spelling of 71960102075 in words is "seventy-one billion, nine hundred sixty million, one hundred two thousand, seventy-five".

Divisors: 1 5 25 53 265 1325 54309511 271547555 1357737775 2878404083 14392020415 71960102075