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52513102124 = 2271875467933
BaseRepresentation
bin110000111010000001…
…100101100100101100
312000112201122222122022
4300322001211210230
51330021323231444
640042454005312
73536216001050
oct607201454454
9160481588568
1052513102124
11202a830595a
12a216646838
134c4b6089c2
1427823d1c60
15157530c9ee
hexc3a06592c

52513102124 has 12 divisors (see below), whose sum is σ = 105026204304. Its totient is φ = 22505615184.

The previous prime is 52513102121. The next prime is 52513102141. The reversal of 52513102124 is 42120131525.

52513102124 is an admirable number.

It is a super-2 number, since 2×525131021242 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52513102093 and 52513102102.

It is not an unprimeable number, because it can be changed into a prime (52513102121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 937733939 + ... + 937733994.

It is an arithmetic number, because the mean of its divisors is an integer number (8752183692).

Almost surely, 252513102124 is an apocalyptic number.

It is an amenable number.

52513102124 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

52513102124 is a wasteful number, since it uses less digits than its factorization.

52513102124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1875467944 (or 1875467942 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 52513102124 its reverse (42120131525), we get a palindrome (94633233649).

The spelling of 52513102124 in words is "fifty-two billion, five hundred thirteen million, one hundred two thousand, one hundred twenty-four".

Divisors: 1 2 4 7 14 28 1875467933 3750935866 7501871732 13128275531 26256551062 52513102124