Base | Representation |
---|---|
bin | 101111111001… |
… | …0111011110000 |
3 | 1202020211121100 |
4 | 1133302323300 |
5 | 22412043204 |
6 | 2254124400 |
7 | 423310500 |
oct | 137627360 |
9 | 52224540 |
10 | 25112304 |
11 | 131a2278 |
12 | 84b0700 |
13 | 5283369 |
14 | 3499a00 |
15 | 2310a39 |
hex | 17f2ef0 |
25112304 has 90 divisors (see below), whose sum is σ = 81776760. Its totient is φ = 7172928.
The previous prime is 25112287. The next prime is 25112333. The reversal of 25112304 is 40321152.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5277 + ... + 8835.
Almost surely, 225112304 is an apocalyptic number.
25112304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25112304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40888380).
25112304 is an abundant number, since it is smaller than the sum of its proper divisors (56664456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25112304 is a wasteful number, since it uses less digits than its factorization.
25112304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3587 (or 3571 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 25112304 is about 5011.2178160603. The cubic root of 25112304 is about 292.8389583565.
Adding to 25112304 its reverse (40321152), we get a palindrome (65433456).
The spelling of 25112304 in words is "twenty-five million, one hundred twelve thousand, three hundred four".
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