Base | Representation |
---|---|
bin | 100001001001001… |
… | …0101100001110111 |
3 | 2212111121200120011 |
4 | 1002102111201313 |
5 | 4234144244111 |
6 | 302204121051 |
7 | 36362501614 |
oct | 10222254167 |
9 | 2774550504 |
10 | 1112103031 |
11 | 520831516 |
12 | 270536187 |
13 | 14952a840 |
14 | a79ad50b |
15 | 67977021 |
hex | 42495877 |
1112103031 has 8 divisors (see below), whose sum is σ = 1200253824. Its totient is φ = 1024324320.
The previous prime is 1112103019. The next prime is 1112103053. The reversal of 1112103031 is 1303012111.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1112103031 - 27 = 1112102903 is a prime.
It is a super-2 number, since 2×11121030312 = 2473546303118773922, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1112103131) 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, 86791 + ... + 98776.
It is an arithmetic number, because the mean of its divisors is an integer number (150031728).
Almost surely, 21112103031 is an apocalyptic number.
1112103031 is a deficient number, since it is larger than the sum of its proper divisors (88150793).
1112103031 is a wasteful number, since it uses less digits than its factorization.
1112103031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 186041.
The product of its (nonzero) digits is 18, while the sum is 13.
The square root of 1112103031 is about 33348.2088124685. The cubic root of 1112103031 is about 1036.0522895523.
Adding to 1112103031 its reverse (1303012111), we get a palindrome (2415115142).
The spelling of 1112103031 in words is "one billion, one hundred twelve million, one hundred three thousand, thirty-one".
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