Base | Representation |
---|---|
bin | 1110001111000000100010… |
… | …01101001101111111110011 |
3 | 11002211102221220211121120112 |
4 | 13013200101031031333303 |
5 | 13100323004121043443 |
6 | 150323540043131535 |
7 | 6410331665531360 |
oct | 707402115157763 |
9 | 132742856747515 |
10 | 31302010331123 |
11 | 9a79120876824 |
12 | 3616657b13bab |
13 | 14609c7b8a21c |
14 | 7a304d91d467 |
15 | 394385452b18 |
hex | 1c781134dff3 |
31302010331123 has 16 divisors (see below), whose sum is σ = 35857126038720. Its totient is φ = 26767747316736.
The previous prime is 31302010331099. The next prime is 31302010331173. The reversal of 31302010331123 is 32113301020313.
It is a cyclic number.
It is not a de Polignac number, because 31302010331123 - 28 = 31302010330867 is a prime.
It is a super-2 number, since 2×313020103311232 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (31302010331173) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194379383 + ... + 194540351.
It is an arithmetic number, because the mean of its divisors is an integer number (2241070377420).
Almost surely, 231302010331123 is an apocalyptic number.
31302010331123 is a deficient number, since it is larger than the sum of its proper divisors (4555115707597).
31302010331123 is a wasteful number, since it uses less digits than its factorization.
31302010331123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 225566.
The product of its (nonzero) digits is 972, while the sum is 23.
Adding to 31302010331123 its reverse (32113301020313), we get a palindrome (63415311351436).
The spelling of 31302010331123 in words is "thirty-one trillion, three hundred two billion, ten million, three hundred thirty-one thousand, one hundred twenty-three".
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