Base | Representation |
---|---|
bin | 1101011000101… |
… | …01110100110111 |
3 | 21211021202211221 |
4 | 12230111310313 |
5 | 212221141111 |
6 | 15050411211 |
7 | 2532265303 |
oct | 654256467 |
9 | 254252757 |
10 | 112287031 |
11 | 584239aa |
12 | 31730b07 |
13 | 1a35633c |
14 | 10cacd03 |
15 | 9cd0371 |
hex | 6b15d37 |
112287031 has 4 divisors (see below), whose sum is σ = 114127864. Its totient is φ = 110446200.
The previous prime is 112287011. The next prime is 112287041. The reversal of 112287031 is 130782211.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 112287031 - 213 = 112278839 is a prime.
It is a super-2 number, since 2×1122870312 = 25216754661589922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 112286987 and 112287005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112287011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 920325 + ... + 920446.
It is an arithmetic number, because the mean of its divisors is an integer number (28531966).
Almost surely, 2112287031 is an apocalyptic number.
112287031 is a deficient number, since it is larger than the sum of its proper divisors (1840833).
112287031 is an equidigital number, since it uses as much as digits as its factorization.
112287031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1840832.
The product of its (nonzero) digits is 672, while the sum is 25.
The square root of 112287031 is about 10596.5575070397. The cubic root of 112287031 is about 482.4398786804.
The spelling of 112287031 in words is "one hundred twelve million, two hundred eighty-seven thousand, thirty-one".
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