Base | Representation |
---|---|
bin | 1110000111000110000101… |
… | …10011110100101010000001 |
3 | 11001212110010212100221001011 |
4 | 13003203002303310222001 |
5 | 13031344132200024413 |
6 | 145555011532440521 |
7 | 6351565051021054 |
oct | 703430263645201 |
9 | 131773125327034 |
10 | 31030112111233 |
11 | 9983884373894 |
12 | 3591a15919141 |
13 | 1441186094191 |
14 | 793c18aa2a9b |
15 | 38c26ee1233d |
hex | 1c38c2cf4a81 |
31030112111233 has 16 divisors (see below), whose sum is σ = 32402395569600. Its totient is φ = 29691769432320.
The previous prime is 31030112111179. The next prime is 31030112111267. The reversal of 31030112111233 is 33211121103013.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-31030112111233 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31030112111333) 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, 28423923 + ... + 29495416.
It is an arithmetic number, because the mean of its divisors is an integer number (2025149723100).
Almost surely, 231030112111233 is an apocalyptic number.
It is an amenable number.
31030112111233 is a deficient number, since it is larger than the sum of its proper divisors (1372283458367).
31030112111233 is a wasteful number, since it uses less digits than its factorization.
31030112111233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57919632.
The product of its (nonzero) digits is 324, while the sum is 22.
Adding to 31030112111233 its reverse (33211121103013), we get a palindrome (64241233214246).
The spelling of 31030112111233 in words is "thirty-one trillion, thirty billion, one hundred twelve million, one hundred eleven thousand, two hundred thirty-three".
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