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52987824084 = 22313690749177
BaseRepresentation
bin110001010110010100…
…100000011111010100
312001202210221100202010
4301112110200133110
51332004340332314
640201532544220
73554042034066
oct612624403724
9161683840663
1052987824084
1120521277558
12a329622070
134cc5a80180
1427c9487736
1515a1d31059
hexc565207d4

52987824084 has 48 divisors (see below), whose sum is σ = 133170876608. Its totient is φ = 16301253888.

The previous prime is 52987824083. The next prime is 52987824137. The reversal of 52987824084 is 48042878925.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52987824083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1052904 + ... + 1102080.

Almost surely, 252987824084 is an apocalyptic number.

It is an amenable number.

52987824084 is an abundant number, since it is smaller than the sum of its proper divisors (80183052524).

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

52987824084 is a wasteful number, since it uses less digits than its factorization.

52987824084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56104 (or 56102 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 57.

The spelling of 52987824084 in words is "fifty-two billion, nine hundred eighty-seven million, eight hundred twenty-four thousand, eighty-four".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 6907 13814 20721 27628 41442 49177 82884 89791 98354 147531 179582 196708 269373 295062 359164 538746 590124 639301 1077492 1278602 1917903 2557204 3835806 7671612 339665539 679331078 1018996617 1358662156 2037993234 4075986468 4415652007 8831304014 13246956021 17662608028 26493912042 52987824084