Base | Representation |
---|---|
bin | 1110001111100010110100… |
… | …00010001001001111100111 |
3 | 11002220012110100212222101101 |
4 | 13013301122002021033213 |
5 | 13101123200440042043 |
6 | 150340222035340531 |
7 | 6411553002450100 |
oct | 707613202111747 |
9 | 132805410788341 |
10 | 31320412034023 |
11 | 9a85a04087552 |
12 | 361a132751747 |
13 | 146266b3a7218 |
14 | 7a3cb78353a7 |
15 | 394ab0c0924d |
hex | 1c7c5a0893e7 |
31320412034023 has 12 divisors (see below), whose sum is σ = 36462214048320. Its totient is φ = 26825240353632.
The previous prime is 31320412033961. The next prime is 31320412034111. The reversal of 31320412034023 is 32043021402313.
It is a happy number.
It is not a de Polignac number, because 31320412034023 - 29 = 31320412033511 is a prime.
It is a super-2 number, since 2×313204120340232 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31320412033982 and 31320412034000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31320412034323) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 247877911 + ... + 248004232.
It is an arithmetic number, because the mean of its divisors is an integer number (3038517837360).
Almost surely, 231320412034023 is an apocalyptic number.
31320412034023 is a deficient number, since it is larger than the sum of its proper divisors (5141802014297).
31320412034023 is a wasteful number, since it uses less digits than its factorization.
31320412034023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 495883446 (or 495883439 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 28.
Adding to 31320412034023 its reverse (32043021402313), we get a palindrome (63363433436336).
The spelling of 31320412034023 in words is "thirty-one trillion, three hundred twenty billion, four hundred twelve million, thirty-four thousand, twenty-three".
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