Base | Representation |
---|---|
bin | 101110100010… |
… | …100100001001 |
3 | 211221211112022 |
4 | 232202210021 |
5 | 11110401301 |
6 | 1113254225 |
7 | 205462046 |
oct | 56424411 |
9 | 24854468 |
10 | 12200201 |
11 | 6983212 |
12 | 4104375 |
13 | 26b2170 |
14 | 18981cd |
15 | 110ed1b |
hex | ba2909 |
12200201 has 8 divisors (see below), whose sum is σ = 13165824. Its totient is φ = 11238480.
The previous prime is 12200179. The next prime is 12200239. The reversal of 12200201 is 10200221.
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 12200201 - 26 = 12200137 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (12200291) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11816 + ... + 12806.
It is an arithmetic number, because the mean of its divisors is an integer number (1645728).
Almost surely, 212200201 is an apocalyptic number.
It is an amenable number.
12200201 is a deficient number, since it is larger than the sum of its proper divisors (965623).
12200201 is an equidigital number, since it uses as much as digits as its factorization.
12200201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1951.
The product of its (nonzero) digits is 8, while the sum is 8.
The square root of 12200201 is about 3492.8786122624. The cubic root of 12200201 is about 230.2090160451.
Adding to 12200201 its reverse (10200221), we get a palindrome (22400422).
The spelling of 12200201 in words is "twelve million, two hundred thousand, two hundred one".
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