Base | Representation |
---|---|
bin | 11010110100111… |
… | …01011111011000 |
3 | 120200110020022120 |
4 | 31122131133120 |
5 | 430102242334 |
6 | 34155221240 |
7 | 5401545204 |
oct | 1532353730 |
9 | 520406276 |
10 | 225040344 |
11 | 106036161 |
12 | 63447820 |
13 | 37813989 |
14 | 21c5db04 |
15 | 14b53949 |
hex | d69d7d8 |
225040344 has 32 divisors (see below), whose sum is σ = 565440000. Its totient is φ = 74634912.
The previous prime is 225040331. The next prime is 225040379. The reversal of 225040344 is 443040522.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18784 + ... + 28335.
It is an arithmetic number, because the mean of its divisors is an integer number (17670000).
Almost surely, 2225040344 is an apocalyptic number.
225040344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
225040344 is an abundant number, since it is smaller than the sum of its proper divisors (340399656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225040344 is a wasteful number, since it uses less digits than its factorization.
225040344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47327 (or 47323 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 24.
The square root of 225040344 is about 15001.3447397225. The cubic root of 225040344 is about 608.2565500303.
Adding to 225040344 its reverse (443040522), we get a palindrome (668080866).
The spelling of 225040344 in words is "two hundred twenty-five million, forty thousand, three hundred forty-four".
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