Base | Representation |
---|---|
bin | 101111110100… |
… | …011010110000 |
3 | 212120212102202 |
4 | 233310122300 |
5 | 11202113342 |
6 | 1124402332 |
7 | 211356365 |
oct | 57643260 |
9 | 25525382 |
10 | 12535472 |
11 | 70920a4 |
12 | 42463a8 |
13 | 279b951 |
14 | 194446c |
15 | 1179332 |
hex | bf46b0 |
12535472 has 20 divisors (see below), whose sum is σ = 24563160. Its totient is φ = 6196608.
The previous prime is 12535451. The next prime is 12535493. The reversal of 12535472 is 27453521.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (12535451) and next prime (12535493).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2978 + ... + 5825.
It is an arithmetic number, because the mean of its divisors is an integer number (1228158).
Almost surely, 212535472 is an apocalyptic number.
It is an amenable number.
12535472 is a deficient number, since it is larger than the sum of its proper divisors (12027688).
12535472 is an equidigital number, since it uses as much as digits as its factorization.
12535472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8900 (or 8894 counting only the distinct ones).
The product of its digits is 8400, while the sum is 29.
The square root of 12535472 is about 3540.5468504173. The cubic root of 12535472 is about 232.2987629364.
Adding to 12535472 its reverse (27453521), we get a palindrome (39988993).
The spelling of 12535472 in words is "twelve million, five hundred thirty-five thousand, four hundred seventy-two".
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