Base | Representation |
---|---|
bin | 1101110001101… |
… | …11110110110000 |
3 | 22001110200011210 |
4 | 12320313312300 |
5 | 214041302034 |
6 | 15245040120 |
7 | 2602230012 |
oct | 670676660 |
9 | 261420153 |
10 | 115572144 |
11 | 5a268076 |
12 | 32856040 |
13 | 1ac366ac |
14 | 114c61b2 |
15 | a22d8e9 |
hex | 6e37db0 |
115572144 has 20 divisors (see below), whose sum is σ = 298561496. Its totient is φ = 38524032.
The previous prime is 115572143. The next prime is 115572161. The reversal of 115572144 is 441275511.
It is not an unprimeable number, because it can be changed into a prime (115572143) 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, 1203829 + ... + 1203924.
Almost surely, 2115572144 is an apocalyptic number.
It is an amenable number.
115572144 is an abundant number, since it is smaller than the sum of its proper divisors (182989352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115572144 is a wasteful number, since it uses less digits than its factorization.
115572144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2407764 (or 2407758 counting only the distinct ones).
The product of its digits is 5600, while the sum is 30.
The square root of 115572144 is about 10750.4485487816. The cubic root of 115572144 is about 487.0995443781.
The spelling of 115572144 in words is "one hundred fifteen million, five hundred seventy-two thousand, one hundred forty-four".
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