Base | Representation |
---|---|
bin | 1001000111100100011… |
… | …01100111101100000101 |
3 | 1002221200111200011212201 |
4 | 10203302031213230011 |
5 | 20113120113131041 |
6 | 355532330114501 |
7 | 31430620061461 |
oct | 4436215475405 |
9 | 1087614604781 |
10 | 313301302021 |
11 | 110963465394 |
12 | 50877b7ba31 |
13 | 2370c765c16 |
14 | 112418dd4a1 |
15 | 823a2ca631 |
hex | 48f2367b05 |
313301302021 has 4 divisors (see below), whose sum is σ = 313316558752. Its totient is φ = 313286045292.
The previous prime is 313301302007. The next prime is 313301302031. The reversal of 313301302021 is 120203103313.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 313301302021 - 213 = 313301293829 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 313301302021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313301302031) 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 3 ways as a sum of consecutive naturals, for example, 7597521 + ... + 7638646.
It is an arithmetic number, because the mean of its divisors is an integer number (78329139688).
Almost surely, 2313301302021 is an apocalyptic number.
It is an amenable number.
313301302021 is a deficient number, since it is larger than the sum of its proper divisors (15256731).
313301302021 is a wasteful number, since it uses less digits than its factorization.
313301302021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15256730.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 313301302021 its reverse (120203103313), we get a palindrome (433504405334).
The spelling of 313301302021 in words is "three hundred thirteen billion, three hundred one million, three hundred two thousand, twenty-one".
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