Base | Representation |
---|---|
bin | 110111111100001011… |
… | …1100001010001000011 |
3 | 102111002010201201210100 |
4 | 1233320113201101003 |
5 | 3432012021012011 |
6 | 131104252533443 |
7 | 11451646632165 |
oct | 1577027412103 |
9 | 374063651710 |
10 | 120131032131 |
11 | 46a46921540 |
12 | 1b347781283 |
13 | b4363a4886 |
14 | 5b588d4935 |
15 | 31d1739d56 |
hex | 1bf85e1443 |
120131032131 has 12 divisors (see below), whose sum is σ = 189297384120. Its totient is φ = 72806686080.
The previous prime is 120131032067. The next prime is 120131032169. The reversal of 120131032131 is 131230131021.
120131032131 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 310 + 321 + 31 = 666.
It is not a de Polignac number, because 120131032131 - 26 = 120131032067 is a prime.
It is a super-2 number, since 2×1201310321312 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (120131032171) 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 11 ways as a sum of consecutive naturals, for example, 606722286 + ... + 606722483.
It is an arithmetic number, because the mean of its divisors is an integer number (15774782010).
Almost surely, 2120131032131 is an apocalyptic number.
120131032131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
120131032131 is a deficient number, since it is larger than the sum of its proper divisors (69166351989).
120131032131 is a wasteful number, since it uses less digits than its factorization.
120131032131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1213444786 (or 1213444783 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
Adding to 120131032131 its reverse (131230131021), we get a palindrome (251361163152).
The spelling of 120131032131 in words is "one hundred twenty billion, one hundred thirty-one million, thirty-two thousand, one hundred thirty-one".
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