Base | Representation |
---|---|
bin | 101110101110… |
… | …000010100001 |
3 | 212001020000001 |
4 | 232232002201 |
5 | 11113402301 |
6 | 1114300001 |
7 | 206046061 |
oct | 56560241 |
9 | 25036001 |
10 | 12247201 |
11 | 6a0555a |
12 | 4127601 |
13 | 26ca685 |
14 | 18ab3a1 |
15 | 111dc01 |
hex | bae0a1 |
12247201 has 16 divisors (see below), whose sum is σ = 13409280. Its totient is φ = 11151360.
The previous prime is 12247199. The next prime is 12247211. The reversal of 12247201 is 10274221.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 12247201 - 21 = 12247199 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12247211) 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 15 ways as a sum of consecutive naturals, for example, 63361 + ... + 63553.
It is an arithmetic number, because the mean of its divisors is an integer number (838080).
Almost surely, 212247201 is an apocalyptic number.
It is an amenable number.
12247201 is a deficient number, since it is larger than the sum of its proper divisors (1162079).
12247201 is a wasteful number, since it uses less digits than its factorization.
12247201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 336.
The product of its (nonzero) digits is 224, while the sum is 19.
The square root of 12247201 is about 3499.6001200137. The cubic root of 12247201 is about 230.5042559714.
The spelling of 12247201 in words is "twelve million, two hundred forty-seven thousand, two hundred one".
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