Base | Representation |
---|---|
bin | 110100100011001000000111… |
… | …001010001010010110101000 |
3 | 1010022022010021021101201121211 |
4 | 310203020013022022112220 |
5 | 220243021002414131440 |
6 | 2135311310222442504 |
7 | 66452212332413152 |
oct | 6443100712122650 |
9 | 1108263237351554 |
10 | 231112310302120 |
11 | 677041a90975a5 |
12 | 21b07145133434 |
13 | 9bc5a49a04c20 |
14 | 410dc7738bad2 |
15 | 1babb65430eea |
hex | d2320728a5a8 |
231112310302120 has 64 divisors (see below), whose sum is σ = 561212415832320. Its totient is φ = 85149469810944.
The previous prime is 231112310302117. The next prime is 231112310302127. The reversal of 231112310302120 is 21203013211132.
It is a junction number, because it is equal to n+sod(n) for n = 231112310302091 and 231112310302100.
It is not an unprimeable number, because it can be changed into a prime (231112310302127) by changing a digit.
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, 479723334 + ... + 480204853.
It is an arithmetic number, because the mean of its divisors is an integer number (8768943997380).
Almost surely, 2231112310302120 is an apocalyptic number.
231112310302120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
231112310302120 is an abundant number, since it is smaller than the sum of its proper divisors (330100105530200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231112310302120 is a wasteful number, since it uses less digits than its factorization.
231112310302120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 959928674 (or 959928670 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 231112310302120 its reverse (21203013211132), we get a palindrome (252315323513252).
The spelling of 231112310302120 in words is "two hundred thirty-one trillion, one hundred twelve billion, three hundred ten million, three hundred two thousand, one hundred twenty".
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