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52909523862 = 23136710124287
BaseRepresentation
bin110001010001101001…
…110100001110010110
312001120100121022000220
4301101221310032112
51331324314230422
640150054415210
73552101350416
oct612151641626
9161510538026
1052909523862
1120491057428
12a307361506
134cb2796690
1427bcd04646
15159a015e5c
hexc51a74396

52909523862 has 32 divisors (see below), whose sum is σ = 115659866112. Its totient is φ = 16036869024.

The previous prime is 52909523857. The next prime is 52909523867. The reversal of 52909523862 is 26832590925.

It is an interprime number because it is at equal distance from previous prime (52909523857) and next prime (52909523867).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52909523867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5056918 + ... + 5067369.

It is an arithmetic number, because the mean of its divisors is an integer number (3614370816).

Almost surely, 252909523862 is an apocalyptic number.

52909523862 is an abundant number, since it is smaller than the sum of its proper divisors (62750342250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52909523862 is a wasteful number, since it uses less digits than its factorization.

52909523862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10124372.

The product of its (nonzero) digits is 2332800, while the sum is 51.

The spelling of 52909523862 in words is "fifty-two billion, nine hundred nine million, five hundred twenty-three thousand, eight hundred sixty-two".

Divisors: 1 2 3 6 13 26 39 67 78 134 201 402 871 1742 2613 5226 10124287 20248574 30372861 60745722 131615731 263231462 394847193 678327229 789694386 1356654458 2034981687 4069963374 8818253977 17636507954 26454761931 52909523862