Base | Representation |
---|---|
bin | 110001100110… |
… | …111110110100 |
3 | 220110201010110 |
4 | 301212332310 |
5 | 11312122344 |
6 | 1142423020 |
7 | 215352435 |
oct | 61467664 |
9 | 26421113 |
10 | 13004724 |
11 | 7382707 |
12 | 4431a70 |
13 | 2904405 |
14 | 1a2748c |
15 | 121d3b9 |
hex | c66fb4 |
13004724 has 24 divisors (see below), whose sum is σ = 30549568. Its totient is φ = 4305600.
The previous prime is 13004713. The next prime is 13004753. The reversal of 13004724 is 42740031.
It is a self number, because there is not a number n which added to its sum of digits gives 13004724.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1777 + ... + 5400.
Almost surely, 213004724 is an apocalyptic number.
It is an amenable number.
13004724 is an abundant number, since it is smaller than the sum of its proper divisors (17544844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13004724 is a wasteful number, since it uses less digits than its factorization.
13004724 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7335 (or 7333 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 21.
The square root of 13004724 is about 3606.2063168931. The cubic root of 13004724 is about 235.1619466179.
Adding to 13004724 its reverse (42740031), we get a palindrome (55744755).
The spelling of 13004724 in words is "thirteen million, four thousand, seven hundred twenty-four".
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