Base | Representation |
---|---|
bin | 10111100110100001… |
… | …101101100000011001 |
3 | 2102102011020222222221 |
4 | 113212201231200121 |
5 | 403400130331210 |
6 | 15350412144041 |
7 | 1555003062130 |
oct | 274641554031 |
9 | 72364228887 |
10 | 25342433305 |
11 | a825163262 |
12 | 4ab3168021 |
13 | 250b470587 |
14 | 1325a44917 |
15 | 9d4cb41da |
hex | 5e686d819 |
25342433305 has 64 divisors (see below), whose sum is σ = 35769600000. Its totient is φ = 16880467968.
The previous prime is 25342433299. The next prime is 25342433383. The reversal of 25342433305 is 50333424352.
It is not a de Polignac number, because 25342433305 - 29 = 25342432793 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 56441721 + ... + 56442169.
It is an arithmetic number, because the mean of its divisors is an integer number (558900000).
Almost surely, 225342433305 is an apocalyptic number.
It is an amenable number.
25342433305 is a deficient number, since it is larger than the sum of its proper divisors (10427166695).
25342433305 is a wasteful number, since it uses less digits than its factorization.
25342433305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 826.
The product of its (nonzero) digits is 129600, while the sum is 34.
Adding to 25342433305 its reverse (50333424352), we get a palindrome (75675857657).
The spelling of 25342433305 in words is "twenty-five billion, three hundred forty-two million, four hundred thirty-three thousand, three hundred five".
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