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50725072172 = 22113197569663
BaseRepresentation
bin101111001111011100…
…110010110100101100
311211221010011122122202
4233033130302310230
51312341104302142
635145222201032
73444004666535
oct571734626454
9154833148582
1050725072172
111a56aa87555
1299b7883178
134a2504a108
142652b5368c
1514bd36b032
hexbcf732d2c

50725072172 has 24 divisors (see below), whose sum is σ = 90009190656. Its totient is φ = 25010440448.

The previous prime is 50725072169. The next prime is 50725072193. The reversal of 50725072172 is 27127052705.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195788 + ... + 373875.

It is an arithmetic number, because the mean of its divisors is an integer number (3750382944).

Almost surely, 250725072172 is an apocalyptic number.

It is an amenable number.

50725072172 is a deficient number, since it is larger than the sum of its proper divisors (39284118484).

50725072172 is a wasteful number, since it uses less digits than its factorization.

50725072172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569977 (or 569975 counting only the distinct ones).

The product of its (nonzero) digits is 68600, while the sum is 38.

The spelling of 50725072172 in words is "fifty billion, seven hundred twenty-five million, seventy-two thousand, one hundred seventy-two".

Divisors: 1 2 4 113 197 226 394 452 788 22261 44522 89044 569663 1139326 2278652 64371919 112223611 128743838 224447222 257487676 448894444 12681268043 25362536086 50725072172