Base | Representation |
---|---|
bin | 110011110101101000… |
… | …0010110000110111100 |
3 | 101122100011022110201221 |
4 | 1213223100112012330 |
5 | 3310441201104040 |
6 | 123050141443124 |
7 | 11020432563625 |
oct | 1475320260674 |
9 | 348304273657 |
10 | 111321113020 |
11 | 43235958957 |
12 | 196a92704a4 |
13 | a661117aa0 |
14 | 556083ca4c |
15 | 2d680a874a |
hex | 19eb4161bc |
111321113020 has 48 divisors (see below), whose sum is σ = 252257785920. Its totient is φ = 41021415936.
The previous prime is 111321112979. The next prime is 111321113083. The reversal of 111321113020 is 20311123111.
It is a happy number.
It is a super-2 number, since 2×1113211130202 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 111321112985 and 111321113003.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294825 + ... + 556384.
It is an arithmetic number, because the mean of its divisors is an integer number (5255370540).
Almost surely, 2111321113020 is an apocalyptic number.
111321113020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
111321113020 is an abundant number, since it is smaller than the sum of its proper divisors (140936672900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111321113020 is a wasteful number, since it uses less digits than its factorization.
111321113020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 851734 (or 851732 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 111321113020 its reverse (20311123111), we get a palindrome (131632236131).
The spelling of 111321113020 in words is "one hundred eleven billion, three hundred twenty-one million, one hundred thirteen thousand, twenty".
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