Base | Representation |
---|---|
bin | 11101001101001011… |
… | …110100000000111111 |
3 | 2222221111211111102120 |
4 | 131031023310000333 |
5 | 1003211041311333 |
6 | 22223443254023 |
7 | 2160060110460 |
oct | 351513640077 |
9 | 88844744376 |
10 | 31359713343 |
11 | 12332816872 |
12 | 60b237a313 |
13 | 2c59ca96ca |
14 | 1736c70d67 |
15 | c381b1db3 |
hex | 74d2f403f |
31359713343 has 16 divisors (see below), whose sum is σ = 47794053120. Its totient is φ = 17916902496.
The previous prime is 31359713327. The next prime is 31359713401. The reversal of 31359713343 is 34331795313.
It is not a de Polignac number, because 31359713343 - 24 = 31359713327 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31359713295 and 31359713304.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31359718343) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12546 + ... + 250752.
It is an arithmetic number, because the mean of its divisors is an integer number (2987128320).
Almost surely, 231359713343 is an apocalyptic number.
31359713343 is a deficient number, since it is larger than the sum of its proper divisors (16434339777).
31359713343 is a wasteful number, since it uses less digits than its factorization.
31359713343 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 244486.
The product of its digits is 306180, while the sum is 42.
The spelling of 31359713343 in words is "thirty-one billion, three hundred fifty-nine million, seven hundred thirteen thousand, three hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.062 sec. • engine limits •