Base | Representation |
---|---|
bin | 1101011011111… |
… | …11101000001000 |
3 | 21212002210022100 |
4 | 12231333220020 |
5 | 212324023032 |
6 | 15103553400 |
7 | 2536051611 |
oct | 655775010 |
9 | 255083270 |
10 | 112720392 |
11 | 5869a554 |
12 | 318bb860 |
13 | 1a478675 |
14 | 10d82c08 |
15 | 9d6897c |
hex | 6b7fa08 |
112720392 has 24 divisors (see below), whose sum is σ = 305284590. Its totient is φ = 37573440.
The previous prime is 112720379. The next prime is 112720393. The reversal of 112720392 is 293027211.
112720392 is a `hidden beast` number, since 1 + 1 + 272 + 0 + 392 = 666.
It can be written as a sum of positive squares in only one way, i.e., 95531076 + 17189316 = 9774^2 + 4146^2 .
It is a tau number, because it is divible by the number of its divisors (24).
It is not an unprimeable number, because it can be changed into a prime (112720393) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 782709 + ... + 782852.
Almost surely, 2112720392 is an apocalyptic number.
112720392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
112720392 is an abundant number, since it is smaller than the sum of its proper divisors (192564198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
112720392 is a wasteful number, since it uses less digits than its factorization.
112720392 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1565573 (or 1565566 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 112720392 is about 10616.9860129888. The cubic root of 112720392 is about 483.0597253921.
The spelling of 112720392 in words is "one hundred twelve million, seven hundred twenty thousand, three hundred ninety-two".
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