Base | Representation |
---|---|
bin | 1110111011001… |
… | …00111011000000 |
3 | 22201120111202212 |
4 | 13131210323000 |
5 | 224022201140 |
6 | 20231201252 |
7 | 3050062565 |
oct | 735447300 |
9 | 281514685 |
10 | 125193920 |
11 | 6473a055 |
12 | 35b16228 |
13 | 1cc25057 |
14 | 128ac86c |
15 | aece765 |
hex | 7764ec0 |
125193920 has 28 divisors (see below), whose sum is σ = 298118784. Its totient is φ = 50077440.
The previous prime is 125193917. The next prime is 125193979. The reversal of 125193920 is 29391521.
It is a Harshad number since it is a multiple of its sum of digits (32).
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, 195296 + ... + 195935.
Almost surely, 2125193920 is an apocalyptic number.
125193920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
125193920 is an abundant number, since it is smaller than the sum of its proper divisors (172924864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125193920 is an equidigital number, since it uses as much as digits as its factorization.
125193920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 391248 (or 391238 counting only the distinct ones).
The product of its (nonzero) digits is 4860, while the sum is 32.
The square root of 125193920 is about 11189.0088926589. The cubic root of 125193920 is about 500.2584264086.
The spelling of 125193920 in words is "one hundred twenty-five million, one hundred ninety-three thousand, nine hundred twenty".
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