Base | Representation |
---|---|
bin | 11010010001101… |
… | …11111101111001 |
3 | 120100210000101112 |
4 | 31020313331321 |
5 | 422412231301 |
6 | 33512330105 |
7 | 5314424435 |
oct | 1510677571 |
9 | 510700345 |
10 | 220430201 |
11 | 103477522 |
12 | 619a3935 |
13 | 3688b494 |
14 | 213bd9c5 |
15 | 145429bb |
hex | d237f79 |
220430201 has 8 divisors (see below), whose sum is σ = 229769280. Its totient is φ = 211269168.
The previous prime is 220430179. The next prime is 220430207. The reversal of 220430201 is 102034022.
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 220430201 - 210 = 220429177 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 (220430207) 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, 41981 + ... + 46938.
It is an arithmetic number, because the mean of its divisors is an integer number (28721160).
Almost surely, 2220430201 is an apocalyptic number.
It is an amenable number.
220430201 is a deficient number, since it is larger than the sum of its proper divisors (9339079).
220430201 is an equidigital number, since it uses as much as digits as its factorization.
220430201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89023.
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 220430201 is about 14846.8919643136. The cubic root of 220430201 is about 604.0743086872.
Adding to 220430201 its reverse (102034022), we get a palindrome (322464223).
The spelling of 220430201 in words is "two hundred twenty million, four hundred thirty thousand, two hundred one".
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