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52531923525 = 35223103295663
BaseRepresentation
bin110000111011001001…
…011000101001000101
312000121001002012202020
4300323021120221011
51330041133023100
640044405233353
73536534660664
oct607311305105
9160531065666
1052531923525
11203079a0734
12a220a02859
134c52498823
142784ad0ddb
151576cc95a0
hexc3b258a45

52531923525 has 48 divisors (see below), whose sum is σ = 91509190656. Its totient is φ = 26538621120.

The previous prime is 52531923491. The next prime is 52531923569. The reversal of 52531923525 is 52532913525.

It is not a de Polignac number, because 52531923525 - 210 = 52531922501 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29844 + ... + 325506.

It is an arithmetic number, because the mean of its divisors is an integer number (1906441472).

Almost surely, 252531923525 is an apocalyptic number.

It is an amenable number.

52531923525 is a deficient number, since it is larger than the sum of its proper divisors (38977267131).

52531923525 is a wasteful number, since it uses less digits than its factorization.

52531923525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295802 (or 295797 counting only the distinct ones).

The product of its digits is 405000, while the sum is 42.

The spelling of 52531923525 in words is "fifty-two billion, five hundred thirty-one million, nine hundred twenty-three thousand, five hundred twenty-five".

Divisors: 1 3 5 15 23 25 69 75 103 115 309 345 515 575 1545 1725 2369 2575 7107 7725 11845 35535 59225 177675 295663 886989 1478315 4434945 6800249 7391575 20400747 22174725 30453289 34001245 91359867 102003735 152266445 170006225 456799335 510018675 700425647 761332225 2101276941 2283996675 3502128235 10506384705 17510641175 52531923525