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52087675025 = 5229139516871
BaseRepresentation
bin110000100000101010…
…101101100010010001
311222110002011001101002
4300200222231202101
51323133421100100
635532335351345
73522531634601
oct604052554221
9158402131332
1052087675025
11200aa153211
12a118082555
134bb14339a9
142741accc01
15154ccc52d5
hexc20aad891

52087675025 has 24 divisors (see below), whose sum is σ = 67296734400. Its totient is φ = 39943713600.

The previous prime is 52087674979. The next prime is 52087675027. The reversal of 52087675025 is 52057678025.

It is not a de Polignac number, because 52087675025 - 214 = 52087658641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52087675027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 157661 + ... + 359210.

It is an arithmetic number, because the mean of its divisors is an integer number (2804030600).

Almost surely, 252087675025 is an apocalyptic number.

It is an amenable number.

52087675025 is a deficient number, since it is larger than the sum of its proper divisors (15209059375).

52087675025 is a wasteful number, since it uses less digits than its factorization.

52087675025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517049 (or 517044 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 47.

The spelling of 52087675025 in words is "fifty-two billion, eighty-seven million, six hundred seventy-five thousand, twenty-five".

Divisors: 1 5 25 29 139 145 695 725 3475 4031 20155 100775 516871 2584355 12921775 14989259 71845069 74946295 359225345 374731475 1796126725 2083507001 10417535005 52087675025