Base | Representation |
---|---|
bin | 110001010001… |
… | …000000111001 |
3 | 220022010200220 |
4 | 301101000321 |
5 | 11301232440 |
6 | 1140450253 |
7 | 214526214 |
oct | 61210071 |
9 | 26263626 |
10 | 12914745 |
11 | 7321048 |
12 | 43a9989 |
13 | 28a247c |
14 | 1a0277b |
15 | 12018d0 |
hex | c51039 |
12914745 has 16 divisors (see below), whose sum is σ = 20731200. Its totient is φ = 6865344.
The previous prime is 12914743. The next prime is 12914761. The reversal of 12914745 is 54741921.
It is a happy number.
It is not a de Polignac number, because 12914745 - 21 = 12914743 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12914743) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4002 + ... + 6468.
It is an arithmetic number, because the mean of its divisors is an integer number (1295700).
Almost surely, 212914745 is an apocalyptic number.
12914745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12914745 is a deficient number, since it is larger than the sum of its proper divisors (7816455).
12914745 is a wasteful number, since it uses less digits than its factorization.
12914745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2824.
The product of its digits is 10080, while the sum is 33.
The square root of 12914745 is about 3593.7090867236. The cubic root of 12914745 is about 234.6183332343.
The spelling of 12914745 in words is "twelve million, nine hundred fourteen thousand, seven hundred forty-five".
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