Base | Representation |
---|---|
bin | 110010000010… |
… | …011110111000 |
3 | 220200102122110 |
4 | 302002132320 |
5 | 11324223433 |
6 | 1145052320 |
7 | 216332025 |
oct | 62023670 |
9 | 26612573 |
10 | 13117368 |
11 | 744a300 |
12 | 44870a0 |
13 | 2943774 |
14 | 1a5654c |
15 | 1241963 |
hex | c827b8 |
13117368 has 48 divisors (see below), whose sum is σ = 36053640. Its totient is φ = 3974080.
The previous prime is 13117343. The next prime is 13117369. The reversal of 13117368 is 86371131.
It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13117369) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 646 + ... + 5162.
Almost surely, 213117368 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13117368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18026820).
13117368 is an abundant number, since it is smaller than the sum of its proper divisors (22936272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13117368 is a wasteful number, since it uses less digits than its factorization.
13117368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4548 (or 4533 counting only the distinct ones).
The product of its digits is 3024, while the sum is 30.
The square root of 13117368 is about 3621.7907173110. The cubic root of 13117368 is about 235.8389689567.
Adding to 13117368 its reverse (86371131), we get a palindrome (99488499).
The spelling of 13117368 in words is "thirteen million, one hundred seventeen thousand, three hundred sixty-eight".
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