Base | Representation |
---|---|
bin | 110000100111… |
… | …100011111011 |
3 | 212222111210101 |
4 | 300213203323 |
5 | 11230314310 |
6 | 1133100231 |
7 | 213221206 |
oct | 60474373 |
9 | 25874711 |
10 | 12744955 |
11 | 7215523 |
12 | 4327677 |
13 | 28430c2 |
14 | 199a93d |
15 | 11bb43a |
hex | c278fb |
12744955 has 8 divisors (see below), whose sum is σ = 15372000. Its totient is φ = 10143936.
The previous prime is 12744947. The next prime is 12744961. The reversal of 12744955 is 55944721.
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 12744955 - 23 = 12744947 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5410 + ... + 7399.
It is an arithmetic number, because the mean of its divisors is an integer number (1921500).
Almost surely, 212744955 is an apocalyptic number.
12744955 is a deficient number, since it is larger than the sum of its proper divisors (2627045).
12744955 is a wasteful number, since it uses less digits than its factorization.
12744955 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13013.
The product of its digits is 50400, while the sum is 37.
The square root of 12744955 is about 3570.0077030729. The cubic root of 12744955 is about 233.5856194137.
The spelling of 12744955 in words is "twelve million, seven hundred forty-four thousand, nine hundred fifty-five".
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