Base | Representation |
---|---|
bin | 110001000000… |
… | …0101110011110 |
3 | 1210100100021210 |
4 | 1202000232132 |
5 | 23034134321 |
6 | 2314405250 |
7 | 431246646 |
oct | 142005636 |
9 | 53310253 |
10 | 25693086 |
11 | 13559661 |
12 | 8730826 |
13 | 5427813 |
14 | 35ab526 |
15 | 23c7b76 |
hex | 1880b9e |
25693086 has 16 divisors (see below), whose sum is σ = 54409104. Its totient is φ = 8060544.
The previous prime is 25693039. The next prime is 25693097. The reversal of 25693086 is 68039652.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125845 + ... + 126048.
It is an arithmetic number, because the mean of its divisors is an integer number (3400569).
Almost surely, 225693086 is an apocalyptic number.
25693086 is an abundant number, since it is smaller than the sum of its proper divisors (28716018).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25693086 is a wasteful number, since it uses less digits than its factorization.
25693086 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 251915.
The product of its (nonzero) digits is 77760, while the sum is 39.
The square root of 25693086 is about 5068.8347773428. The cubic root of 25693086 is about 295.0793083712.
The spelling of 25693086 in words is "twenty-five million, six hundred ninety-three thousand, eighty-six".
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