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50275000025 = 522011000001
BaseRepresentation
bin101110110100100111…
…111001111011011001
311210202202021121201222
4232310213321323121
51310430400000100
635032423421425
73426601310045
oct566447717331
9153682247658
1050275000025
111a359a216a8
1298b0bb4875
134982a26633
14260d077025
151493ab6485
hexbb49f9ed9

50275000025 has 6 divisors (see below), whose sum is σ = 62341000062. Its totient is φ = 40220000000.

The previous prime is 50275000019. The next prime is 50275000051. The reversal of 50275000025 is 52000057205.

It can be written as a sum of positive squares in 3 ways, for example, as 16664744464 + 33610255561 = 129092^2 + 183331^2 .

It is not a de Polignac number, because 50275000025 - 218 = 50274737881 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50274999958 and 50275000003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1005499976 + ... + 1005500025.

It is an arithmetic number, because the mean of its divisors is an integer number (10390166677).

Almost surely, 250275000025 is an apocalyptic number.

It is an amenable number.

50275000025 is a deficient number, since it is larger than the sum of its proper divisors (12066000037).

50275000025 is a wasteful number, since it uses less digits than its factorization.

50275000025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011000011 (or 2011000006 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 26.

The spelling of 50275000025 in words is "fifty billion, two hundred seventy-five million, twenty-five", and thus it is an aban number.

Divisors: 1 5 25 2011000001 10055000005 50275000025