Base | Representation |
---|---|
bin | 11000001111000100… |
… | …01011011110011111 |
3 | 1020120210001122022022 |
4 | 30013202023132133 |
5 | 203121343133203 |
6 | 5551033210355 |
7 | 640301146646 |
oct | 140742133637 |
9 | 36523048268 |
10 | 13011302303 |
11 | 55775a4aaa |
12 | 26315609bb |
13 | 12c482b25c |
14 | 8b606c35d |
15 | 512435a38 |
hex | 30788b79f |
13011302303 has 4 divisors (see below), whose sum is σ = 13362959160. Its totient is φ = 12659645448.
The previous prime is 13011302279. The next prime is 13011302323. The reversal of 13011302303 is 30320311031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30320311031 = 971 ⋅31225861.
It is a cyclic number.
It is not a de Polignac number, because 13011302303 - 28 = 13011302047 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 (13011302323) 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, 175828373 + ... + 175828446.
It is an arithmetic number, because the mean of its divisors is an integer number (3340739790).
Almost surely, 213011302303 is an apocalyptic number.
13011302303 is a deficient number, since it is larger than the sum of its proper divisors (351656857).
13011302303 is an equidigital number, since it uses as much as digits as its factorization.
13011302303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 351656856.
The product of its (nonzero) digits is 162, while the sum is 17.
Adding to 13011302303 its reverse (30320311031), we get a palindrome (43331613334).
The spelling of 13011302303 in words is "thirteen billion, eleven million, three hundred two thousand, three hundred three".
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