Base | Representation |
---|---|
bin | 110010100000… |
… | …100100110110 |
3 | 220220200201201 |
4 | 302200210312 |
5 | 11342200010 |
6 | 1151443114 |
7 | 220354264 |
oct | 62404466 |
9 | 26820651 |
10 | 13240630 |
11 | 7523977 |
12 | 452649a |
13 | 29878c0 |
14 | 1a89434 |
15 | 126823a |
hex | ca0936 |
13240630 has 32 divisors (see below), whose sum is σ = 25855200. Its totient is φ = 4852992.
The previous prime is 13240621. The next prime is 13240651. The reversal of 13240630 is 3604231.
It is a junction number, because it is equal to n+sod(n) for n = 13240598 and 13240607.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22986 + ... + 23554.
It is an arithmetic number, because the mean of its divisors is an integer number (807975).
Almost surely, 213240630 is an apocalyptic number.
13240630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13240630 is a deficient number, since it is larger than the sum of its proper divisors (12614570).
13240630 is a wasteful number, since it uses less digits than its factorization.
13240630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 768.
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 13240630 is about 3638.7676485316. The cubic root of 13240630 is about 236.5753819301.
Adding to 13240630 its reverse (3604231), we get a palindrome (16844861).
The spelling of 13240630 in words is "thirteen million, two hundred forty thousand, six hundred thirty".
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