Base | Representation |
---|---|
bin | 110001101010… |
… | …000101010000 |
3 | 220111100112211 |
4 | 301222011100 |
5 | 11313024144 |
6 | 1143001504 |
7 | 215434450 |
oct | 61520520 |
9 | 26440484 |
10 | 13017424 |
11 | 7391202 |
12 | 4439294 |
13 | 290a124 |
14 | 1a2bd60 |
15 | 1222034 |
hex | c6a150 |
13017424 has 40 divisors (see below), whose sum is σ = 29248128. Its totient is φ = 5496960.
The previous prime is 13017421. The next prime is 13017437. The reversal of 13017424 is 42471031.
It is a junction number, because it is equal to n+sod(n) for n = 13017395 and 13017404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13017421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7134 + ... + 8770.
Almost surely, 213017424 is an apocalyptic number.
13017424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13017424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14624064).
13017424 is an abundant number, since it is smaller than the sum of its proper divisors (16230704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13017424 is a wasteful number, since it uses less digits than its factorization.
13017424 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1723 (or 1717 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 22.
The square root of 13017424 is about 3607.9667404232. The cubic root of 13017424 is about 235.2384722727.
Adding to 13017424 its reverse (42471031), we get a palindrome (55488455).
The spelling of 13017424 in words is "thirteen million, seventeen thousand, four hundred twenty-four".
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