Base | Representation |
---|---|
bin | 110011010100010001… |
… | …1010001101100101101 |
3 | 101112110011111202022211 |
4 | 1212220203101230231 |
5 | 3301143203032341 |
6 | 122343123210421 |
7 | 10650623364133 |
oct | 1465043215455 |
9 | 345404452284 |
10 | 110202002221 |
11 | 428111803a3 |
12 | 19436516a11 |
13 | a51330564c |
14 | 5495d67753 |
15 | 2ceebea181 |
hex | 19a88d1b2d |
110202002221 has 8 divisors (see below), whose sum is σ = 110821294584. Its totient is φ = 109582824960.
The previous prime is 110202002203. The next prime is 110202002231. The reversal of 110202002221 is 122200202011.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 1292762025 + 108909240196 = 35955^2 + 330014^2 .
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 110202002221 - 211 = 110202000173 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (110202002231) 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, 2522661 + ... + 2565973.
It is an arithmetic number, because the mean of its divisors is an integer number (13852661823).
Almost surely, 2110202002221 is an apocalyptic number.
It is an amenable number.
110202002221 is a deficient number, since it is larger than the sum of its proper divisors (619292363).
110202002221 is a wasteful number, since it uses less digits than its factorization.
110202002221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57551.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 110202002221 its reverse (122200202011), we get a palindrome (232402204232).
The spelling of 110202002221 in words is "one hundred ten billion, two hundred two million, two thousand, two hundred twenty-one".
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