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12313243133112 = 2337947913558093
BaseRepresentation
bin1011001100101110011001…
…1110111010010010111000
31121121010122002021222221010
42303023212132322102320
53103220010220224422
642104343101313520
72410413433504365
oct263134636722270
947533562258833
1012313243133112
113a1802081a009
12146a4802658a0
136b419809a11c
14307d6d89946c
1516546805ab0c
hexb32e67ba4b8

12313243133112 has 64 divisors (see below), whose sum is σ = 31237848576000. Its totient is φ = 4043999217024.

The previous prime is 12313243133099. The next prime is 12313243133173. The reversal of 12313243133112 is 21133134231321.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 12313243133112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5870863 + ... + 7687230.

It is an arithmetic number, because the mean of its divisors is an integer number (488091384000).

Almost surely, 212313243133112 is an apocalyptic number.

12313243133112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12313243133112 is an abundant number, since it is smaller than the sum of its proper divisors (18924605442888).

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

12313243133112 is a wasteful number, since it uses less digits than its factorization.

12313243133112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13558660 (or 13558656 counting only the distinct ones).

The product of its digits is 7776, while the sum is 30.

Adding to 12313243133112 its reverse (21133134231321), we get a palindrome (33446377364433).

The spelling of 12313243133112 in words is "twelve trillion, three hundred thirteen billion, two hundred forty-three million, one hundred thirty-three thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 79 158 237 316 474 479 632 948 958 1437 1896 1916 2874 3832 5748 11496 37841 75682 113523 151364 227046 302728 454092 908184 13558093 27116186 40674279 54232372 81348558 108464744 162697116 325394232 1071089347 2142178694 3213268041 4284357388 6426536082 6494326547 8568714776 12853072164 12988653094 19482979641 25706144328 25977306188 38965959282 51954612376 77931918564 155863837128 513051797213 1026103594426 1539155391639 2052207188852 3078310783278 4104414377704 6156621566556 12313243133112