Base | Representation |
---|---|
bin | 110100010011001100… |
… | …0100001010111010101 |
3 | 101201220021221020112200 |
4 | 1220212120201113111 |
5 | 3320004124041041 |
6 | 123332415435113 |
7 | 11054136462165 |
oct | 1504630412725 |
9 | 351807836480 |
10 | 112313112021 |
11 | 436a4907440 |
12 | 19925525a99 |
13 | a78b7b3246 |
14 | 56164a65a5 |
15 | 2dc52091b6 |
hex | 1a266215d5 |
112313112021 has 48 divisors (see below), whose sum is σ = 177882082560. Its totient is φ = 67721472000.
The previous prime is 112313112001. The next prime is 112313112049. The reversal of 112313112021 is 120211313211.
It is not a de Polignac number, because 112313112021 - 214 = 112313095637 is a prime.
It is a super-2 number, since 2×1123131120212 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 112313111985 and 112313112003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112313112001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49237401 + ... + 49239681.
It is an arithmetic number, because the mean of its divisors is an integer number (3705876720).
Almost surely, 2112313112021 is an apocalyptic number.
112313112021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
112313112021 is a deficient number, since it is larger than the sum of its proper divisors (65568970539).
112313112021 is a wasteful number, since it uses less digits than its factorization.
112313112021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4618 (or 4615 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 18.
Adding to 112313112021 its reverse (120211313211), we get a palindrome (232524425232).
The spelling of 112313112021 in words is "one hundred twelve billion, three hundred thirteen million, one hundred twelve thousand, twenty-one".
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