Base | Representation |
---|---|
bin | 11010110101101… |
… | …01111011001110 |
3 | 120200122022121110 |
4 | 31122311323032 |
5 | 430113443210 |
6 | 34201312450 |
7 | 5402443044 |
oct | 1532657316 |
9 | 520568543 |
10 | 225140430 |
11 | 1060a4379 |
12 | 63495726 |
13 | 3784a3b8 |
14 | 21c88394 |
15 | 14b73420 |
hex | d6b5ece |
225140430 has 32 divisors (see below), whose sum is σ = 553519008. Its totient is φ = 58572800.
The previous prime is 225140429. The next prime is 225140437. The reversal of 225140430 is 34041522.
It is a junction number, because it is equal to n+sod(n) for n = 225140397 and 225140406.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (225140437) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90291 + ... + 92750.
It is an arithmetic number, because the mean of its divisors is an integer number (17297469).
Almost surely, 2225140430 is an apocalyptic number.
225140430 is an abundant number, since it is smaller than the sum of its proper divisors (328378578).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225140430 is a wasteful number, since it uses less digits than its factorization.
225140430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 183092.
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 225140430 is about 15004.6802698358. The cubic root of 225140430 is about 608.3467100747.
Adding to 225140430 its reverse (34041522), we get a palindrome (259181952).
The spelling of 225140430 in words is "two hundred twenty-five million, one hundred forty thousand, four hundred thirty".
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