Base | Representation |
---|---|
bin | 1101110000110… |
… | …10110111101100 |
3 | 22001020122022121 |
4 | 12320122313230 |
5 | 214024002140 |
6 | 15242322324 |
7 | 2601223615 |
oct | 670326754 |
9 | 261218277 |
10 | 115453420 |
11 | 5a196955 |
12 | 327b93a4 |
13 | 1abc4644 |
14 | 11494c0c |
15 | a20864a |
hex | 6e1adec |
115453420 has 24 divisors (see below), whose sum is σ = 242789904. Its totient is φ = 46117056.
The previous prime is 115453397. The next prime is 115453423. The reversal of 115453420 is 24354511.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (115453423) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12319 + ... + 19561.
It is an arithmetic number, because the mean of its divisors is an integer number (10116246).
Almost surely, 2115453420 is an apocalyptic number.
115453420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
115453420 is an abundant number, since it is smaller than the sum of its proper divisors (127336484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115453420 is a wasteful number, since it uses less digits than its factorization.
115453420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8049 (or 8047 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 115453420 is about 10744.9253138400. The cubic root of 115453420 is about 486.9326926953.
The spelling of 115453420 in words is "one hundred fifteen million, four hundred fifty-three thousand, four hundred twenty".
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