Base | Representation |
---|---|
bin | 1001000111100110110… |
… | …01111100111111010101 |
3 | 1002221201220022210200221 |
4 | 10203303121330333111 |
5 | 20113140223442323 |
6 | 355534323034341 |
7 | 31431252132310 |
oct | 4436331747725 |
9 | 1087656283627 |
10 | 313321312213 |
11 | 110973792338 |
12 | 5088280b9b1 |
13 | 23713950b80 |
14 | 1124442b977 |
15 | 823be2e55d |
hex | 48f367cfd5 |
313321312213 has 8 divisors (see below), whose sum is σ = 385626230528. Its totient is φ = 247902576624.
The previous prime is 313321312211. The next prime is 313321312231. The reversal of 313321312213 is 312213123313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 313321312213 - 21 = 313321312211 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313321312211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1721545581 + ... + 1721545762.
It is an arithmetic number, because the mean of its divisors is an integer number (48203278816).
Almost surely, 2313321312213 is an apocalyptic number.
It is an amenable number.
313321312213 is a deficient number, since it is larger than the sum of its proper divisors (72304918315).
313321312213 is a wasteful number, since it uses less digits than its factorization.
313321312213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3443091363.
The product of its digits is 1944, while the sum is 25.
Adding to 313321312213 its reverse (312213123313), we get a palindrome (625534435526).
The spelling of 313321312213 in words is "three hundred thirteen billion, three hundred twenty-one million, three hundred twelve thousand, two hundred thirteen".
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