Base | Representation |
---|---|
bin | 1001000111011101100… |
… | …11001011111110101011 |
3 | 1002221112111221000201000 |
4 | 10203232303023332223 |
5 | 20113010433304011 |
6 | 355522522530043 |
7 | 31426323263220 |
oct | 4435663137653 |
9 | 1087474830630 |
10 | 313244041131 |
11 | 11093410543a |
12 | 50860966923 |
13 | 23700937938 |
14 | 11238075947 |
15 | 8235269356 |
hex | 48eeccbfab |
313244041131 has 32 divisors (see below), whose sum is σ = 540367096320. Its totient is φ = 175619295072.
The previous prime is 313244041109. The next prime is 313244041147. The reversal of 313244041131 is 131140442313.
313244041131 is a `hidden beast` number, since 3 + 1 + 3 + 244 + 0 + 411 + 3 + 1 = 666.
It is not a de Polignac number, because 313244041131 - 29 = 313244040619 is a prime.
It is a super-2 number, since 2×3132440411312 (a number of 24 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 313244041095 and 313244041104.
It is not an unprimeable number, because it can be changed into a prime (313244041171) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15625605 + ... + 15645638.
It is an arithmetic number, because the mean of its divisors is an integer number (16886471760).
Almost surely, 2313244041131 is an apocalyptic number.
313244041131 is a deficient number, since it is larger than the sum of its proper divisors (227123055189).
313244041131 is a wasteful number, since it uses less digits than its factorization.
313244041131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31271312 (or 31271306 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
Adding to 313244041131 its reverse (131140442313), we get a palindrome (444384483444).
The spelling of 313244041131 in words is "three hundred thirteen billion, two hundred forty-four million, forty-one thousand, one hundred thirty-one".
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