Base | Representation |
---|---|
bin | 100001000101100… |
… | …1011000101000101 |
3 | 2212101002021200122 |
4 | 1002023023011011 |
5 | 4233204201341 |
6 | 302055551325 |
7 | 36340521140 |
oct | 10213130505 |
9 | 2771067618 |
10 | 1110225221 |
11 | 51a769706 |
12 | 26b98b545 |
13 | 149020c01 |
14 | a7641057 |
15 | 6770594b |
hex | 422cb145 |
1110225221 has 8 divisors (see below), whose sum is σ = 1275840384. Its totient is φ = 946362960.
The previous prime is 1110225209. The next prime is 1110225223. The reversal of 1110225221 is 1225220111.
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 1110225221 - 218 = 1109963077 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 1110225221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1110225223) 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, 436865 + ... + 439398.
It is an arithmetic number, because the mean of its divisors is an integer number (159480048).
Almost surely, 21110225221 is an apocalyptic number.
It is an amenable number.
1110225221 is a deficient number, since it is larger than the sum of its proper divisors (165615163).
1110225221 is an equidigital number, since it uses as much as digits as its factorization.
1110225221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 876451.
The product of its (nonzero) digits is 80, while the sum is 17.
The square root of 1110225221 is about 33320.0423319059. The cubic root of 1110225221 is about 1035.4688288071.
Adding to 1110225221 its reverse (1225220111), we get a palindrome (2335445332).
The spelling of 1110225221 in words is "one billion, one hundred ten million, two hundred twenty-five thousand, two hundred twenty-one".
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