Base | Representation |
---|---|
bin | 1101011111001… |
… | …00000111111111 |
3 | 21212212200222020 |
4 | 12233210013333 |
5 | 212430211111 |
6 | 15120451223 |
7 | 2542414665 |
oct | 657440777 |
9 | 255780866 |
10 | 113132031 |
11 | 58950851 |
12 | 31a79b13 |
13 | 1a590b3c |
14 | 1104cc35 |
15 | 9dea906 |
hex | 6be41ff |
113132031 has 8 divisors (see below), whose sum is σ = 150894384. Its totient is φ = 75395520.
The previous prime is 113132027. The next prime is 113132057. The reversal of 113132031 is 130231311.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 113132031 - 22 = 113132027 is a prime.
It is a super-2 number, since 2×1131320312 = 25597712876369922, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 113132031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (113139031) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9141 + ... + 17601.
It is an arithmetic number, because the mean of its divisors is an integer number (18861798).
Almost surely, 2113132031 is an apocalyptic number.
113132031 is a deficient number, since it is larger than the sum of its proper divisors (37762353).
113132031 is an equidigital number, since it uses as much as digits as its factorization.
113132031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12921.
The product of its (nonzero) digits is 54, while the sum is 15.
The square root of 113132031 is about 10636.3542156135. The cubic root of 113132031 is about 483.6470330829.
Adding to 113132031 its reverse (130231311), we get a palindrome (243363342).
The spelling of 113132031 in words is "one hundred thirteen million, one hundred thirty-two thousand, thirty-one".
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