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12527283852 = 2233115993369
BaseRepresentation
bin10111010101010111…
…10010111010001100
31012100001021221211000
423222223302322030
5201123441040402
65431023100300
7622303104306
oct135253627214
935301257730
1012527283852
115349363856
122517441690
1312484804c5
1486ba76976
154d4bc7c1c
hex2eaaf2e8c

12527283852 has 24 divisors (see below), whose sum is σ = 32478143600. Its totient is φ = 4175761248.

The previous prime is 12527283809. The next prime is 12527283859. The reversal of 12527283852 is 25838272521.

It is a junction number, because it is equal to n+sod(n) for n = 12527283798 and 12527283807.

It is not an unprimeable number, because it can be changed into a prime (12527283859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57996577 + ... + 57996792.

Almost surely, 212527283852 is an apocalyptic number.

12527283852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12527283852 is an abundant number, since it is smaller than the sum of its proper divisors (19950859748).

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

12527283852 is a wasteful number, since it uses less digits than its factorization.

12527283852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115993382 (or 115993374 counting only the distinct ones).

The product of its digits is 537600, while the sum is 45.

The spelling of 12527283852 in words is "twelve billion, five hundred twenty-seven million, two hundred eighty-three thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 115993369 231986738 347980107 463973476 695960214 1043940321 1391920428 2087880642 3131820963 4175761284 6263641926 12527283852