Base | Representation |
---|---|
bin | 1101110010111… |
… | …00000000000000 |
3 | 22001202012021001 |
4 | 12321130000000 |
5 | 214111021232 |
6 | 15252141344 |
7 | 2603414440 |
oct | 671340000 |
9 | 261665231 |
10 | 115720192 |
11 | 5a359325 |
12 | 32907854 |
13 | 1ac88bb3 |
14 | 11524120 |
15 | a25c6e7 |
hex | 6e5c000 |
115720192 has 60 divisors (see below), whose sum is σ = 264757360. Its totient is φ = 49545216.
The previous prime is 115720183. The next prime is 115720223. The reversal of 115720192 is 291027511.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a self number, because there is not a number n which added to its sum of digits gives 115720192.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114184 + ... + 115192.
Almost surely, 2115720192 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 115720192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132378680).
115720192 is an abundant number, since it is smaller than the sum of its proper divisors (149037168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115720192 is an frugal number, since it uses more digits than its factorization.
115720192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1044 (or 1018 counting only the distinct ones).
The product of its (nonzero) digits is 1260, while the sum is 28.
The square root of 115720192 is about 10757.3320112377. The cubic root of 115720192 is about 487.3074472516.
The spelling of 115720192 in words is "one hundred fifteen million, seven hundred twenty thousand, one hundred ninety-two".
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