Base | Representation |
---|---|
bin | 1011001101000111111111… |
… | …1010110100100100001100 |
3 | 1121121210100210220101222110 |
4 | 2303101333322310210030 |
5 | 3103323042224043040 |
6 | 42111440444144020 |
7 | 2411045603642424 |
oct | 263217772644414 |
9 | 47553323811873 |
10 | 12320112331020 |
11 | 3a1aa2625407a |
12 | 146b878838010 |
13 | 6b4a21266480 |
14 | 308421cc7484 |
15 | 16571b138980 |
hex | b347feb490c |
12320112331020 has 384 divisors, whose sum is σ = 40682682335232. Its totient is φ = 2756830003200.
The previous prime is 12320112330959. The next prime is 12320112331049. The reversal of 12320112331020 is 2013321102321.
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 214133497 + ... + 214191023.
It is an arithmetic number, because the mean of its divisors is an integer number (105944485248).
Almost surely, 212320112331020 is an apocalyptic number.
12320112331020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12320112331020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20341341167616).
12320112331020 is an abundant number, since it is smaller than the sum of its proper divisors (28362570004212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12320112331020 is a wasteful number, since it uses less digits than its factorization.
12320112331020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58121 (or 58119 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 12320112331020 its reverse (2013321102321), we get a palindrome (14333433433341).
The spelling of 12320112331020 in words is "twelve trillion, three hundred twenty billion, one hundred twelve million, three hundred thirty-one thousand, twenty".
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