Base | Representation |
---|---|
bin | 1011110101000110100… |
… | …1101000100000000001 |
3 | 201102120200100221001212 |
4 | 2331101221220200001 |
5 | 11312210213044301 |
6 | 233210351335505 |
7 | 20453211545405 |
oct | 2752151504001 |
9 | 642520327055 |
10 | 203233331201 |
11 | 79210a0a84a |
12 | 3347a521595 |
13 | 1621b15acc4 |
14 | 9b9d6a5105 |
15 | 54472584bb |
hex | 2f51a68801 |
203233331201 has 4 divisors (see below), whose sum is σ = 203590508100. Its totient is φ = 202876154304.
The previous prime is 203233331159. The next prime is 203233331243. The reversal of 203233331201 is 102133332302.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 102133332302 = 2 ⋅51066666151.
It is an interprime number because it is at equal distance from previous prime (203233331159) and next prime (203233331243).
It can be written as a sum of positive squares in 2 ways, for example, as 53095680625 + 150137650576 = 230425^2 + 387476^2 .
It is a cyclic number.
It is not a de Polignac number, because 203233331201 - 230 = 202159589377 is a prime.
It is a super-2 number, since 2×2032333312012 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (203233331291) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178587596 + ... + 178588733.
It is an arithmetic number, because the mean of its divisors is an integer number (50897627025).
Almost surely, 2203233331201 is an apocalyptic number.
It is an amenable number.
203233331201 is a deficient number, since it is larger than the sum of its proper divisors (357176899).
203233331201 is an equidigital number, since it uses as much as digits as its factorization.
203233331201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 357176898.
The product of its (nonzero) digits is 1944, while the sum is 23.
Adding to 203233331201 its reverse (102133332302), we get a palindrome (305366663503).
The spelling of 203233331201 in words is "two hundred three billion, two hundred thirty-three million, three hundred thirty-one thousand, two hundred one".
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