Base | Representation |
---|---|
bin | 101110100100… |
… | …000011100011 |
3 | 211222010220110 |
4 | 232210003203 |
5 | 11111100212 |
6 | 1113342403 |
7 | 205515621 |
oct | 56440343 |
9 | 24863813 |
10 | 12206307 |
11 | 6987863 |
12 | 4107a03 |
13 | 26b4b89 |
14 | 189a511 |
15 | 1111a3c |
hex | ba40e3 |
12206307 has 8 divisors (see below), whose sum is σ = 16982784. Its totient is φ = 7783688.
The previous prime is 12206291. The next prime is 12206309. The reversal of 12206307 is 70360221.
It is a happy number.
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 12206307 - 24 = 12206291 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12206309) 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 7 ways as a sum of consecutive naturals, for example, 88383 + ... + 88520.
It is an arithmetic number, because the mean of its divisors is an integer number (2122848).
Almost surely, 212206307 is an apocalyptic number.
12206307 is a deficient number, since it is larger than the sum of its proper divisors (4776477).
12206307 is a wasteful number, since it uses less digits than its factorization.
12206307 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 176929.
The product of its (nonzero) digits is 504, while the sum is 21.
The square root of 12206307 is about 3493.7525670831. The cubic root of 12206307 is about 230.2474149156.
Adding to 12206307 its reverse (70360221), we get a palindrome (82566528).
The spelling of 12206307 in words is "twelve million, two hundred six thousand, three hundred seven".
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