Base | Representation |
---|---|
bin | 110100010011001100… |
… | …0001001110101000101 |
3 | 101201220021202100022022 |
4 | 1220212120021311011 |
5 | 3320004112444441 |
6 | 123332413412525 |
7 | 11054135611142 |
oct | 1504630116505 |
9 | 351807670268 |
10 | 112313015621 |
11 | 436a4850a74 |
12 | 1992549a145 |
13 | a78b77b3c1 |
14 | 561647d3c9 |
15 | 2dc51da84b |
hex | 1a26609d45 |
112313015621 has 4 divisors (see below), whose sum is σ = 112313951532. Its totient is φ = 112312079712.
The previous prime is 112313015611. The next prime is 112313015623. The reversal of 112313015621 is 126510313211.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 126510313211 = 2963 ⋅42696697.
It can be written as a sum of positive squares in 2 ways, for example, as 106201684996 + 6111330625 = 325886^2 + 78175^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-112313015621 is a prime.
It is a super-2 number, since 2×1123130156212 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112313015623) 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, 255926 + ... + 538631.
It is an arithmetic number, because the mean of its divisors is an integer number (28078487883).
Almost surely, 2112313015621 is an apocalyptic number.
It is an amenable number.
112313015621 is a deficient number, since it is larger than the sum of its proper divisors (935911).
112313015621 is an equidigital number, since it uses as much as digits as its factorization.
112313015621 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 935910.
The product of its (nonzero) digits is 1080, while the sum is 26.
Adding to 112313015621 its reverse (126510313211), we get a palindrome (238823328832).
The spelling of 112313015621 in words is "one hundred twelve billion, three hundred thirteen million, fifteen thousand, six hundred twenty-one".
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