Base | Representation |
---|---|
bin | 110000110100… |
… | …010111110011 |
3 | 220002011202210 |
4 | 300310113303 |
5 | 11234004202 |
6 | 1134143203 |
7 | 213530166 |
oct | 60642763 |
9 | 26064683 |
10 | 12797427 |
11 | 7250995 |
12 | 4351b03 |
13 | 2860c56 |
14 | 19b1add |
15 | 11cbc6c |
hex | c345f3 |
12797427 has 8 divisors (see below), whose sum is σ = 17086464. Its totient is φ = 8520008.
The previous prime is 12797423. The next prime is 12797437. The reversal of 12797427 is 72479721.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12797427 - 22 = 12797423 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12797423) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 118 + ... + 5060.
It is an arithmetic number, because the mean of its divisors is an integer number (2135808).
Almost surely, 212797427 is an apocalyptic number.
12797427 is a deficient number, since it is larger than the sum of its proper divisors (4289037).
12797427 is an equidigital number, since it uses as much as digits as its factorization.
12797427 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5809.
The product of its digits is 49392, while the sum is 39.
The square root of 12797427 is about 3577.3491582455. The cubic root of 12797427 is about 233.9057440533.
The spelling of 12797427 in words is "twelve million, seven hundred ninety-seven thousand, four hundred twenty-seven".
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