Base | Representation |
---|---|
bin | 110001010010… |
… | …0101000001101 |
3 | 1210121211000021 |
4 | 1202210220031 |
5 | 23103341031 |
6 | 2321502141 |
7 | 432431455 |
oct | 142445015 |
9 | 53554007 |
10 | 25840141 |
11 | 1364a098 |
12 | 87a1951 |
13 | 5479732 |
14 | 3608d65 |
15 | 2406511 |
hex | 18a4a0d |
25840141 has 8 divisors (see below), whose sum is σ = 26248320. Its totient is φ = 25434432.
The previous prime is 25840117. The next prime is 25840163. The reversal of 25840141 is 14104852.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 25840141 - 211 = 25838093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25840181) 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, 35580 + ... + 36298.
It is an arithmetic number, because the mean of its divisors is an integer number (3281040).
Almost surely, 225840141 is an apocalyptic number.
It is an amenable number.
25840141 is a deficient number, since it is larger than the sum of its proper divisors (408179).
25840141 is an equidigital number, since it uses as much as digits as its factorization.
25840141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1235.
The product of its (nonzero) digits is 1280, while the sum is 25.
The square root of 25840141 is about 5083.3198797636. The cubic root of 25840141 is about 295.6412022491.
Adding to 25840141 its reverse (14104852), we get a palindrome (39944993).
The spelling of 25840141 in words is "twenty-five million, eight hundred forty thousand, one hundred forty-one".
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