Base | Representation |
---|---|
bin | 111101000110001000… |
… | …0000001100110111101 |
3 | 110112122200202200210221 |
4 | 1322030100001212331 |
5 | 4122200204430023 |
6 | 140135014501341 |
7 | 12323210566015 |
oct | 1721420014675 |
9 | 415580680727 |
10 | 131202030013 |
11 | 5070814206a |
12 | 21517364851 |
13 | c4abc29cb2 |
14 | 64c8da6c45 |
15 | 362d65085d |
hex | 1e8c4019bd |
131202030013 has 8 divisors (see below), whose sum is σ = 132148562400. Its totient is φ = 130256377680.
The previous prime is 131202029989. The next prime is 131202030023. The reversal of 131202030013 is 310030202131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 131202030013 - 233 = 122612095421 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131202030023) 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 7 ways as a sum of consecutive naturals, for example, 80706 + ... + 518572.
It is an arithmetic number, because the mean of its divisors is an integer number (16518570300).
Almost surely, 2131202030013 is an apocalyptic number.
It is an amenable number.
131202030013 is a deficient number, since it is larger than the sum of its proper divisors (946532387).
131202030013 is a wasteful number, since it uses less digits than its factorization.
131202030013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 440027.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 131202030013 its reverse (310030202131), we get a palindrome (441232232144).
The spelling of 131202030013 in words is "one hundred thirty-one billion, two hundred two million, thirty thousand, thirteen".
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