Base | Representation |
---|---|
bin | 1101011110101… |
… | …10111100001111 |
3 | 21212202221220020 |
4 | 12233112330033 |
5 | 212421444111 |
6 | 15115353223 |
7 | 2542101363 |
oct | 657267417 |
9 | 255687806 |
10 | 113078031 |
11 | 58914220 |
12 | 31a52813 |
13 | 1a5723a1 |
14 | 110372a3 |
15 | 9dd9906 |
hex | 6bd6f0f |
113078031 has 24 divisors (see below), whose sum is σ = 169110144. Its totient is φ = 66653280.
The previous prime is 113077997. The next prime is 113078039. The reversal of 113078031 is 130870311.
It is not a de Polignac number, because 113078031 - 210 = 113077007 is a prime.
It is a super-2 number, since 2×1130780312 = 25573282189673922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 113077992 and 113078010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (113078039) 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, 43926 + ... + 46428.
It is an arithmetic number, because the mean of its divisors is an integer number (7046256).
Almost surely, 2113078031 is an apocalyptic number.
113078031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
113078031 is a deficient number, since it is larger than the sum of its proper divisors (56032113).
113078031 is a wasteful number, since it uses less digits than its factorization.
113078031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2591 (or 2554 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 24.
The square root of 113078031 is about 10633.8154488406. The cubic root of 113078031 is about 483.5700696270.
The spelling of 113078031 in words is "one hundred thirteen million, seventy-eight thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •