Base | Representation |
---|---|
bin | 110111111001001101… |
… | …0011001001110001001 |
3 | 102110211011201210021201 |
4 | 1233302122121032021 |
5 | 3431310431403223 |
6 | 131050323304201 |
7 | 11446324464004 |
oct | 1576232311611 |
9 | 373734653251 |
10 | 120031122313 |
11 | 469a5491843 |
12 | 1b31a21b061 |
13 | b41b79313b |
14 | 5b4952853b |
15 | 31c7aa1ead |
hex | 1bf2699389 |
120031122313 has 4 divisors (see below), whose sum is σ = 121132325380. Its totient is φ = 118929919248.
The previous prime is 120031122311. The next prime is 120031122413. The reversal of 120031122313 is 313221130021.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 91767796624 + 28263325689 = 302932^2 + 168117^2 .
It is a cyclic number.
It is not a de Polignac number, because 120031122313 - 21 = 120031122311 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (120031122311) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550601370 + ... + 550601587.
It is an arithmetic number, because the mean of its divisors is an integer number (30283081345).
Almost surely, 2120031122313 is an apocalyptic number.
It is an amenable number.
120031122313 is a deficient number, since it is larger than the sum of its proper divisors (1101203067).
120031122313 is a wasteful number, since it uses less digits than its factorization.
120031122313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1101203066.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 120031122313 its reverse (313221130021), we get a palindrome (433252252334).
The spelling of 120031122313 in words is "one hundred twenty billion, thirty-one million, one hundred twenty-two thousand, three hundred thirteen".
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