Base | Representation |
---|---|
bin | 110101111100100101… |
… | …1100101001000001100 |
3 | 102002000202200010212021 |
4 | 1223321023211020030 |
5 | 3344230011242030 |
6 | 125115353215524 |
7 | 11240602206541 |
oct | 1537113451014 |
9 | 362022603767 |
10 | 115849712140 |
11 | 4514a162458 |
12 | 1a551a015a4 |
13 | ac033c5a36 |
14 | 5870070bc8 |
15 | 303094597a |
hex | 1af92e520c |
115849712140 has 24 divisors (see below), whose sum is σ = 251673513840. Its totient is φ = 44741957568.
The previous prime is 115849712123. The next prime is 115849712219. The reversal of 115849712140 is 41217948511.
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, 99869862 + ... + 99871021.
It is an arithmetic number, because the mean of its divisors is an integer number (10486396410).
Almost surely, 2115849712140 is an apocalyptic number.
115849712140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
115849712140 is an abundant number, since it is smaller than the sum of its proper divisors (135823801700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115849712140 is a wasteful number, since it uses less digits than its factorization.
115849712140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 199740921 (or 199740919 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 43.
The spelling of 115849712140 in words is "one hundred fifteen billion, eight hundred forty-nine million, seven hundred twelve thousand, one hundred forty".
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