Base | Representation |
---|---|
bin | 110010000001… |
… | …010010001111 |
3 | 220200011220210 |
4 | 302001102033 |
5 | 11324044323 |
6 | 1145013503 |
7 | 216311520 |
oct | 62012217 |
9 | 26604823 |
10 | 13112463 |
11 | 7446651 |
12 | 4484293 |
13 | 2941470 |
14 | 1a54847 |
15 | 1240293 |
hex | c8148f |
13112463 has 32 divisors (see below), whose sum is σ = 22038016. Its totient is φ = 6749568.
The previous prime is 13112443. The next prime is 13112471. The reversal of 13112463 is 36421131.
It is not a de Polignac number, because 13112463 - 25 = 13112431 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13112443) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11181 + ... + 12297.
It is an arithmetic number, because the mean of its divisors is an integer number (688688).
Almost surely, 213112463 is an apocalyptic number.
13112463 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
13112463 is a deficient number, since it is larger than the sum of its proper divisors (8925553).
13112463 is a wasteful number, since it uses less digits than its factorization.
13112463 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1183.
The product of its digits is 432, while the sum is 21.
The square root of 13112463 is about 3621.1135027778. The cubic root of 13112463 is about 235.8095694013.
13112463 divided by its sum of digits (21) gives a triangular number (624403 = T1117).
Adding to 13112463 its reverse (36421131), we get a palindrome (49533594).
The spelling of 13112463 in words is "thirteen million, one hundred twelve thousand, four hundred sixty-three".
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