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115034162120 = 2357339395261
BaseRepresentation
bin110101100100010010…
…0100000001111001000
3101222220221001220112222
41223020210200033020
53341042221141440
6124502421153212
711211440146643
oct1531044401710
9358827056488
10115034162120
1144870870679
121a36485b808
13ab0345a067
1457d3a18a5a
152ed404b2b5
hex1ac89203c8

115034162120 has 32 divisors (see below), whose sum is σ = 262372444920. Its totient is φ = 45383339520.

The previous prime is 115034162081. The next prime is 115034162141. The reversal of 115034162120 is 21261430511.

It can be written as a sum of positive squares in 4 ways, for example, as 84451847236 + 30582314884 = 290606^2 + 174878^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 115034162120.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19694711 + ... + 19700550.

Almost surely, 2115034162120 is an apocalyptic number.

115034162120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115034162120 is an abundant number, since it is smaller than the sum of its proper divisors (147338282800).

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

115034162120 is a wasteful number, since it uses less digits than its factorization.

115034162120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39395345 (or 39395341 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 115034162120 its reverse (21261430511), we get a palindrome (136295592631).

The spelling of 115034162120 in words is "one hundred fifteen billion, thirty-four million, one hundred sixty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 73 146 292 365 584 730 1460 2920 39395261 78790522 157581044 196976305 315162088 393952610 787905220 1575810440 2875854053 5751708106 11503416212 14379270265 23006832424 28758540530 57517081060 115034162120