Base | Representation |
---|---|
bin | 11100100001010000… |
… | …00001100001110101 |
3 | 1110112001221021212011 |
4 | 32100220001201311 |
5 | 222324144004023 |
6 | 11011154324221 |
7 | 1051300004353 |
oct | 162050014165 |
9 | 43461837764 |
10 | 15311313013 |
11 | 65479230a7 |
12 | 2b73889671 |
13 | 15a01a8239 |
14 | a537007d3 |
15 | 5e930a50d |
hex | 390a01875 |
15311313013 has 8 divisors (see below), whose sum is σ = 15859178496. Its totient is φ = 14766819600.
The previous prime is 15311313011. The next prime is 15311313037. The reversal of 15311313013 is 31031311351.
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 15311313013 - 21 = 15311313011 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15311313011) 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 7 ways as a sum of consecutive naturals, for example, 833773 + ... + 851938.
It is an arithmetic number, because the mean of its divisors is an integer number (1982397312).
Almost surely, 215311313013 is an apocalyptic number.
It is an amenable number.
15311313013 is a deficient number, since it is larger than the sum of its proper divisors (547865483).
15311313013 is a wasteful number, since it uses less digits than its factorization.
15311313013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1686035.
The product of its (nonzero) digits is 405, while the sum is 22.
Adding to 15311313013 its reverse (31031311351), we get a palindrome (46342624364).
The spelling of 15311313013 in words is "fifteen billion, three hundred eleven million, three hundred thirteen thousand, thirteen".
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