Base | Representation |
---|---|
bin | 101111111100… |
… | …111100111000 |
3 | 212122122101021 |
4 | 233330330320 |
5 | 11204223144 |
6 | 1125232224 |
7 | 211563316 |
oct | 57747470 |
9 | 25578337 |
10 | 12570424 |
11 | 7106389 |
12 | 4262674 |
13 | 27b1829 |
14 | 19530b6 |
15 | 1184884 |
hex | bfcf38 |
12570424 has 24 divisors (see below), whose sum is σ = 23957640. Its totient is φ = 6183168.
The previous prime is 12570421. The next prime is 12570431. The reversal of 12570424 is 42407521.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12570421) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 75189 + ... + 75355.
It is an arithmetic number, because the mean of its divisors is an integer number (998235).
Almost surely, 212570424 is an apocalyptic number.
It is an amenable number.
12570424 is a deficient number, since it is larger than the sum of its proper divisors (11387216).
12570424 is an equidigital number, since it uses as much as digits as its factorization.
12570424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 367 (or 266 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 25.
The square root of 12570424 is about 3545.4793752044. The cubic root of 12570424 is about 232.5144647416.
Adding to 12570424 its reverse (42407521), we get a palindrome (54977945).
The spelling of 12570424 in words is "twelve million, five hundred seventy thousand, four hundred twenty-four".
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