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52715713752 = 23321356320207
BaseRepresentation
bin110001000110000110…
…011111010011011000
312001001211220201112200
4301012012133103120
51330430210320002
640114532410200
73544226113362
oct610606372330
9161054821480
1052715713752
11203a1711a89
12a272476960
134c81598940
1427a1293d32
151587ed0b1c
hexc4619f4d8

52715713752 has 48 divisors (see below), whose sum is σ = 153754167840. Its totient is φ = 16220219328.

The previous prime is 52715713741. The next prime is 52715713783. The reversal of 52715713752 is 25731751725.

52715713752 is a `hidden beast` number, since 5 + 2 + 7 + 1 + 571 + 3 + 75 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 52715713698 and 52715713707.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 28159168 + ... + 28161039.

It is an arithmetic number, because the mean of its divisors is an integer number (3203211830).

Almost surely, 252715713752 is an apocalyptic number.

52715713752 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

52715713752 is an abundant number, since it is smaller than the sum of its proper divisors (101038454088).

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

52715713752 is a wasteful number, since it uses less digits than its factorization.

52715713752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56320232 (or 56320225 counting only the distinct ones).

The product of its digits is 514500, while the sum is 45.

The spelling of 52715713752 in words is "fifty-two billion, seven hundred fifteen million, seven hundred thirteen thousand, seven hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 13 18 24 26 36 39 52 72 78 104 117 156 234 312 468 936 56320207 112640414 168960621 225280828 337921242 450561656 506881863 675842484 732162691 1013763726 1351684968 1464325382 2027527452 2196488073 2928650764 4055054904 4392976146 5857301528 6589464219 8785952292 13178928438 17571904584 26357856876 52715713752