Base | Representation |
---|---|
bin | 1101011110101… |
… | …01101010111110 |
3 | 21212202200202121 |
4 | 12233111222332 |
5 | 212421312310 |
6 | 15115313154 |
7 | 2542050253 |
oct | 657255276 |
9 | 255680677 |
10 | 113072830 |
11 | 58910322 |
12 | 31a4b7ba |
13 | 1a56cc00 |
14 | 1103542a |
15 | 9dd80da |
hex | 6bd5abe |
113072830 has 48 divisors (see below), whose sum is σ = 230052960. Its totient is φ = 39921024.
The previous prime is 113072821. The next prime is 113072837. The reversal of 113072830 is 38270311.
It is a junction number, because it is equal to n+sod(n) for n = 113072795 and 113072804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (113072837) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37416 + ... + 40324.
It is an arithmetic number, because the mean of its divisors is an integer number (4792770).
Almost surely, 2113072830 is an apocalyptic number.
113072830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
113072830 is an abundant number, since it is smaller than the sum of its proper divisors (116980130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
113072830 is a wasteful number, since it uses less digits than its factorization.
113072830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2965 (or 2952 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 25.
The square root of 113072830 is about 10633.5708959879. The cubic root of 113072830 is about 483.5626556124.
The spelling of 113072830 in words is "one hundred thirteen million, seventy-two thousand, eight hundred thirty".
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