Base | Representation |
---|---|
bin | 110001000110… |
… | …0001101101101 |
3 | 1210102201211120 |
4 | 1202030031231 |
5 | 23042141031 |
6 | 2315411153 |
7 | 431534100 |
oct | 142141555 |
9 | 53381746 |
10 | 25740141 |
11 | 13590a49 |
12 | 8753ab9 |
13 | 544306b |
14 | 35c0737 |
15 | 23d6a96 |
hex | 188c36d |
25740141 has 12 divisors (see below), whose sum is σ = 39923712. Its totient is φ = 14708568.
The previous prime is 25740131. The next prime is 25740149. The reversal of 25740141 is 14104752.
It is not a de Polignac number, because 25740141 - 213 = 25731949 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25740149) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87405 + ... + 87698.
It is an arithmetic number, because the mean of its divisors is an integer number (3326976).
Almost surely, 225740141 is an apocalyptic number.
25740141 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
25740141 is a deficient number, since it is larger than the sum of its proper divisors (14183571).
25740141 is a wasteful number, since it uses less digits than its factorization.
25740141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 175120 (or 175113 counting only the distinct ones).
The product of its (nonzero) digits is 1120, while the sum is 24.
The square root of 25740141 is about 5073.4742534086. The cubic root of 25740141 is about 295.2593372065.
Adding to 25740141 its reverse (14104752), we get a palindrome (39844893).
The spelling of 25740141 in words is "twenty-five million, seven hundred forty thousand, one hundred forty-one".
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