Base | Representation |
---|---|
bin | 110010100001… |
… | …1010011100101 |
3 | 1211211211120021 |
4 | 1211003103211 |
5 | 23240140320 |
6 | 2343435141 |
7 | 441106366 |
oct | 145032345 |
9 | 54754507 |
10 | 26490085 |
11 | 13a53436 |
12 | 8a55ab1 |
13 | 564650b |
14 | 3737b6d |
15 | 24d3daa |
hex | 19434e5 |
26490085 has 8 divisors (see below), whose sum is σ = 33461280. Its totient is φ = 20076624.
The previous prime is 26490083. The next prime is 26490119. The reversal of 26490085 is 58009462.
It is a happy number.
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 26490085 - 21 = 26490083 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 26490085.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26490083) 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, 139327 + ... + 139516.
It is an arithmetic number, because the mean of its divisors is an integer number (4182660).
Almost surely, 226490085 is an apocalyptic number.
It is an amenable number.
26490085 is a deficient number, since it is larger than the sum of its proper divisors (6971195).
26490085 is a wasteful number, since it uses less digits than its factorization.
26490085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 278867.
The product of its (nonzero) digits is 17280, while the sum is 34.
The square root of 26490085 is about 5146.8519504645. The cubic root of 26490085 is about 298.0994105525.
The spelling of 26490085 in words is "twenty-six million, four hundred ninety thousand, eighty-five".
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