Base | Representation |
---|---|
bin | 1101101101100… |
… | …00110001111000 |
3 | 22000102120020020 |
4 | 12312300301320 |
5 | 213421100442 |
6 | 15225130440 |
7 | 2564433663 |
oct | 666606170 |
9 | 260376206 |
10 | 115018872 |
11 | 59a1a421 |
12 | 32629a20 |
13 | 1aaa1907 |
14 | 113c06da |
15 | a16e9ec |
hex | 6db0c78 |
115018872 has 64 divisors (see below), whose sum is σ = 314992800. Its totient is φ = 34836480.
The previous prime is 115018867. The next prime is 115018909. The reversal of 115018872 is 278810511.
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, 6972 + ... + 16692.
Almost surely, 2115018872 is an apocalyptic number.
115018872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 115018872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157496400).
115018872 is an abundant number, since it is smaller than the sum of its proper divisors (199973928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115018872 is a wasteful number, since it uses less digits than its factorization.
115018872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9776 (or 9772 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 33.
The square root of 115018872 is about 10724.6851702043. The cubic root of 115018872 is about 486.3210126636.
The spelling of 115018872 in words is "one hundred fifteen million, eighteen thousand, eight hundred seventy-two".
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