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12313202119985 = 5133671016350789
BaseRepresentation
bin1011001100101110010000…
…0010011101010100110001
31121121010112020010022111102
42303023210002131110301
53103214414220314420
642104335034254145
72410412425056524
oct263134402352461
947533466108442
1012313202119985
113a17aaa657268
12146a46a587355
136b418c73a3c0
14307d68260bbb
15165464658a75
hexb32e409d531

12313202119985 has 32 divisors (see below), whose sum is σ = 15957688158720. Its totient is φ = 9066979300608.

The previous prime is 12313202119957. The next prime is 12313202120113. The reversal of 12313202119985 is 58991120231321.

It is a cyclic number.

It is not a de Polignac number, because 12313202119985 - 218 = 12313201857841 is a prime.

It is a super-2 number, since 2×123132021199852 (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 242412971 + ... + 242463759.

It is an arithmetic number, because the mean of its divisors is an integer number (498677754960).

Almost surely, 212313202119985 is an apocalyptic number.

It is an amenable number.

12313202119985 is a deficient number, since it is larger than the sum of its proper divisors (3644486038735).

12313202119985 is a wasteful number, since it uses less digits than its factorization.

12313202119985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61337.

The product of its (nonzero) digits is 233280, while the sum is 47.

The spelling of 12313202119985 in words is "twelve trillion, three hundred thirteen billion, two hundred two million, one hundred nineteen thousand, nine hundred eighty-five".

Divisors: 1 5 13 65 367 1835 4771 10163 23855 50789 50815 132119 253945 660257 660595 3301285 3729821 18639563 18649105 48487673 93197815 242314319 242438365 516168607 1211571595 2580843035 6710191891 33550959455 189433878769 947169393845 2462640423997 12313202119985