Base | Representation |
---|---|
bin | 1110001111010001100000… |
… | …11000011110110111110010 |
3 | 11002212022111000112000101000 |
4 | 13013220300120132313302 |
5 | 13101000140031441424 |
6 | 150332044222022430 |
7 | 6411103552561152 |
oct | 707506030366762 |
9 | 132768430460330 |
10 | 31311123312114 |
11 | 9a81a77915278 |
12 | 361837ba17a16 |
13 | 146181ab77679 |
14 | 7a3675d44762 |
15 | 39471a4ea3c9 |
hex | 1c7a3061edf2 |
31311123312114 has 32 divisors (see below), whose sum is σ = 69892293219840. Its totient is φ = 10390238225136.
The previous prime is 31311123312043. The next prime is 31311123312281. The reversal of 31311123312114 is 41121332111313.
31311123312114 is a `hidden beast` number, since 3 + 1 + 3 + 1 + 112 + 331 + 211 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1300067817 + ... + 1300091900.
It is an arithmetic number, because the mean of its divisors is an integer number (2184134163120).
Almost surely, 231311123312114 is an apocalyptic number.
31311123312114 is an abundant number, since it is smaller than the sum of its proper divisors (38581169907726).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31311123312114 is a wasteful number, since it uses less digits than its factorization.
31311123312114 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2600159951 (or 2600159945 counting only the distinct ones).
The product of its digits is 1296, while the sum is 27.
Adding to 31311123312114 its reverse (41121332111313), we get a palindrome (72432455423427).
The spelling of 31311123312114 in words is "thirty-one trillion, three hundred eleven billion, one hundred twenty-three million, three hundred twelve thousand, one hundred fourteen".
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