Base | Representation |
---|---|
bin | 110000001010… |
… | …111000010111 |
3 | 212202112122102 |
4 | 300022320113 |
5 | 11213034404 |
6 | 1130352315 |
7 | 212221544 |
oct | 60127027 |
9 | 25675572 |
10 | 12627479 |
11 | 7145237 |
12 | 428b69b |
13 | 28017a7 |
14 | 1969bcb |
15 | 119671e |
hex | c0ae17 |
12627479 has 4 divisors (see below), whose sum is σ = 12636984. Its totient is φ = 12617976.
The previous prime is 12627469. The next prime is 12627493. The reversal of 12627479 is 97472621.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 97472621 = 41 ⋅2377381.
It is a cyclic number.
It is not a de Polignac number, because 12627479 - 212 = 12623383 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12627449) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2357 + ... + 5550.
It is an arithmetic number, because the mean of its divisors is an integer number (3159246).
Almost surely, 212627479 is an apocalyptic number.
12627479 is a deficient number, since it is larger than the sum of its proper divisors (9505).
12627479 is an equidigital number, since it uses as much as digits as its factorization.
12627479 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9504.
The product of its digits is 42336, while the sum is 38.
The square root of 12627479 is about 3553.5164274279. The cubic root of 12627479 is about 232.8657149559.
The spelling of 12627479 in words is "twelve million, six hundred twenty-seven thousand, four hundred seventy-nine".
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