Base | Representation |
---|---|
bin | 11000110001111000… |
… | …10011011010011111 |
3 | 1021100010121212120201 |
4 | 30120330103122133 |
5 | 204221130110411 |
6 | 10040025124331 |
7 | 650445502354 |
oct | 143074233237 |
9 | 37303555521 |
10 | 13303363231 |
11 | 5707446774 |
12 | 26b33296a7 |
13 | 13401a9582 |
14 | 902b7662b |
15 | 52cdc73c1 |
hex | 318f1369f |
13303363231 has 4 divisors (see below), whose sum is σ = 13881770352. Its totient is φ = 12724956112.
The previous prime is 13303363189. The next prime is 13303363291. The reversal of 13303363231 is 13236330331.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13236330331 = 7 ⋅1890904333.
It is a cyclic number.
It is not a de Polignac number, because 13303363231 - 219 = 13302838943 is a prime.
It is a super-2 number, since 2×133033632312 (a number of 21 digits) contains 22 as substring.
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 13303363231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13303363291) 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, 289203526 + ... + 289203571.
It is an arithmetic number, because the mean of its divisors is an integer number (3470442588).
Almost surely, 213303363231 is an apocalyptic number.
13303363231 is a deficient number, since it is larger than the sum of its proper divisors (578407121).
13303363231 is an equidigital number, since it uses as much as digits as its factorization.
13303363231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 578407120.
The product of its (nonzero) digits is 8748, while the sum is 28.
Adding to 13303363231 its reverse (13236330331), we get a palindrome (26539693562).
The spelling of 13303363231 in words is "thirteen billion, three hundred three million, three hundred sixty-three thousand, two hundred thirty-one".
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