Base | Representation |
---|---|
bin | 110000100000… |
… | …1100010001010 |
3 | 1202212012020021 |
4 | 1201001202022 |
5 | 23002344000 |
6 | 2305051054 |
7 | 426121222 |
oct | 141014212 |
9 | 52765207 |
10 | 25434250 |
11 | 133a2146 |
12 | 8626a8a |
13 | 5366a6a |
14 | 3541082 |
15 | 237611a |
hex | 184188a |
25434250 has 16 divisors (see below), whose sum is σ = 47613384. Its totient is φ = 10173600.
The previous prime is 25434203. The next prime is 25434257. The reversal of 25434250 is 5243452.
It can be written as a sum of positive squares in 4 ways, for example, as 3316041 + 22118209 = 1821^2 + 4703^2 .
It is a Harshad number since it is a multiple of its sum of digits (25).
It is not an unprimeable number, because it can be changed into a prime (25434257) 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, 50619 + ... + 51118.
Almost surely, 225434250 is an apocalyptic number.
25434250 is a deficient number, since it is larger than the sum of its proper divisors (22179134).
25434250 is a wasteful number, since it uses less digits than its factorization.
25434250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101754 (or 101744 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 25.
The square root of 25434250 is about 5043.2380471281. The cubic root of 25434250 is about 294.0850710980.
The spelling of 25434250 in words is "twenty-five million, four hundred thirty-four thousand, two hundred fifty".
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