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118838351012 = 22171747622809
BaseRepresentation
bin110111010101101010…
…0010101010010100100
3102100202001022201122212
41232223110111102210
53421340104213022
6130332114142552
711404632213443
oct1565324252244
9370661281585
10118838351012
1146443173037
121b046881a58
13b28b62ccc4
145a74d5ad5a
153157ee33e2
hex1bab5154a4

118838351012 has 12 divisors (see below), whose sum is σ = 220200474060. Its totient is φ = 55923929856.

The previous prime is 118838351011. The next prime is 118838351053. The reversal of 118838351012 is 210153838811.

It can be written as a sum of positive squares in 2 ways, for example, as 35053575076 + 83784775936 = 187226^2 + 289456^2 .

It is not an unprimeable number, because it can be changed into a prime (118838351011) 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, 873811337 + ... + 873811472.

It is an arithmetic number, because the mean of its divisors is an integer number (18350039505).

Almost surely, 2118838351012 is an apocalyptic number.

It is an amenable number.

118838351012 is a deficient number, since it is larger than the sum of its proper divisors (101362123048).

118838351012 is a wasteful number, since it uses less digits than its factorization.

118838351012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1747622830 (or 1747622828 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 41.

The spelling of 118838351012 in words is "one hundred eighteen billion, eight hundred thirty-eight million, three hundred fifty-one thousand, twelve".

Divisors: 1 2 4 17 34 68 1747622809 3495245618 6990491236 29709587753 59419175506 118838351012