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12886427230252 = 22311677130311743
BaseRepresentation
bin1011101110000101101011…
…1010101110000000101100
31200121221010021022001011221
42323201122322232000230
53142112400332332002
643223535401553124
72500004452110532
oct273413272560054
950557107261157
1012886427230252
11411911524a914
1215415864a57a4
13726253223794
143279c6540152
15175313aaac37
hexbb85aeae02c

12886427230252 has 48 divisors (see below), whose sum is σ = 22676496740352. Its totient is φ = 6407541766080.

The previous prime is 12886427230241. The next prime is 12886427230253. The reversal of 12886427230252 is 25203272468821.

12886427230252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 12886427230252.

It is not an unprimeable number, because it can be changed into a prime (12886427230253) 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, 1097365093 + ... + 1097376835.

It is an arithmetic number, because the mean of its divisors is an integer number (472427015424).

Almost surely, 212886427230252 is an apocalyptic number.

It is an amenable number.

12886427230252 is a deficient number, since it is larger than the sum of its proper divisors (9790069510100).

12886427230252 is a wasteful number, since it uses less digits than its factorization.

12886427230252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14038 (or 14036 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 52.

The spelling of 12886427230252 in words is "twelve trillion, eight hundred eighty-six billion, four hundred twenty-seven million, two hundred thirty thousand, two hundred fifty-two".

Divisors: 1 2 4 311 622 677 1244 1303 1354 2606 2708 5212 11743 23486 46972 210547 405233 421094 810466 842188 882131 1620932 1764262 3528524 3652073 7304146 7950011 14608292 15301129 15900022 30602258 31800044 61204516 274342741 548685482 1097370964 2472453421 4758651119 4944906842 9517302238 9889813684 10358864333 19034604476 20717728666 41435457332 3221606807563 6443213615126 12886427230252