Base | Representation |
---|---|
bin | 1110010010011110110011… |
… | …11000000001111111100100 |
3 | 11010020211222021202111020012 |
4 | 13021033121320001333210 |
5 | 13104301401311124330 |
6 | 150454433112025352 |
7 | 6422055060462422 |
oct | 711173170017744 |
9 | 133224867674205 |
10 | 31421341114340 |
11 | a0147969a7421 |
12 | 36357bb692258 |
13 | 146c034522818 |
14 | 7a8b30022112 |
15 | 39751b7b6c95 |
hex | 1c93d9e01fe4 |
31421341114340 has 12 divisors (see below), whose sum is σ = 65984816340156. Its totient is φ = 12568536445728.
The previous prime is 31421341114231. The next prime is 31421341114391. The reversal of 31421341114340 is 4341114312413.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 17923182682084 + 13498158432256 = 4233578^2 + 3673984^2 .
It is a junction number, because it is equal to n+sod(n) for n = 31421341114297 and 31421341114306.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 785533527839 + ... + 785533527878.
It is an arithmetic number, because the mean of its divisors is an integer number (5498734695013).
Almost surely, 231421341114340 is an apocalyptic number.
It is an amenable number.
31421341114340 is an abundant number, since it is smaller than the sum of its proper divisors (34563475225816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31421341114340 is a wasteful number, since it uses less digits than its factorization.
31421341114340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1571067055726 (or 1571067055724 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 32.
Adding to 31421341114340 its reverse (4341114312413), we get a palindrome (35762455426753).
The spelling of 31421341114340 in words is "thirty-one trillion, four hundred twenty-one billion, three hundred forty-one million, one hundred fourteen thousand, three hundred forty".
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