Base | Representation |
---|---|
bin | 11010100101011… |
… | …01110111000101 |
3 | 120112122002112201 |
4 | 31102231313011 |
5 | 424042311440 |
6 | 34043514501 |
7 | 5345361433 |
oct | 1522556705 |
9 | 515562481 |
10 | 223010245 |
11 | 104979997 |
12 | 62828a31 |
13 | 37282933 |
14 | 21891d53 |
15 | 148a219a |
hex | d4addc5 |
223010245 has 4 divisors (see below), whose sum is σ = 267612300. Its totient is φ = 178408192.
The previous prime is 223010209. The next prime is 223010251. The reversal of 223010245 is 542010322.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 47527236 + 175483009 = 6894^2 + 13247^2 .
It is a cyclic number.
It is not a de Polignac number, because 223010245 - 211 = 223008197 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22301020 + ... + 22301029.
It is an arithmetic number, because the mean of its divisors is an integer number (66903075).
Almost surely, 2223010245 is an apocalyptic number.
It is an amenable number.
223010245 is a deficient number, since it is larger than the sum of its proper divisors (44602055).
223010245 is an equidigital number, since it uses as much as digits as its factorization.
223010245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44602054.
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 223010245 is about 14933.5275471002. The cubic root of 223010245 is about 606.4219858527.
Adding to 223010245 its reverse (542010322), we get a palindrome (765020567).
The spelling of 223010245 in words is "two hundred twenty-three million, ten thousand, two hundred forty-five".
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