Base | Representation |
---|---|
bin | 1001000111000000100… |
… | …01000000111110001000 |
3 | 1002220220112002201110112 |
4 | 10203200101000332020 |
5 | 20112011022431440 |
6 | 355442412333452 |
7 | 31420302551264 |
oct | 4434021007610 |
9 | 1086815081415 |
10 | 313000202120 |
11 | 1108194aa5a1 |
12 | 507b3174288 |
13 | 236922715b8 |
14 | 112139210a4 |
15 | 821db50965 |
hex | 48e0440f88 |
313000202120 has 64 divisors (see below), whose sum is σ = 740480019840. Its totient is φ = 118842380800.
The previous prime is 313000202117. The next prime is 313000202129. The reversal of 313000202120 is 21202000313.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 313000202095 and 313000202104.
It is not an unprimeable number, because it can be changed into a prime (313000202129) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1178021 + ... + 1419060.
It is an arithmetic number, because the mean of its divisors is an integer number (11570000310).
Almost surely, 2313000202120 is an apocalyptic number.
It is an amenable number.
313000202120 is an abundant number, since it is smaller than the sum of its proper divisors (427479817720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
313000202120 is a wasteful number, since it uses less digits than its factorization.
313000202120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2597246 (or 2597242 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 313000202120 its reverse (21202000313), we get a palindrome (334202202433).
The spelling of 313000202120 in words is "three hundred thirteen billion, two hundred two thousand, one hundred twenty".
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