Base | Representation |
---|---|
bin | 110010001000… |
… | …0111111010001 |
3 | 1211110100211221 |
4 | 1210100333101 |
5 | 23212041420 |
6 | 2335205041 |
7 | 436260460 |
oct | 144207721 |
9 | 54410757 |
10 | 26283985 |
11 | 13922602 |
12 | 8976781 |
13 | 55a3770 |
14 | 36c29d7 |
15 | 2492caa |
hex | 1910fd1 |
26283985 has 32 divisors (see below), whose sum is σ = 39497472. Its totient is φ = 16346880.
The previous prime is 26283979. The next prime is 26283997. The reversal of 26283985 is 58938262.
26283985 = T86 + T87 + ... + T540.
It is not a de Polignac number, because 26283985 - 23 = 26283977 is a prime.
It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27282 + ... + 28228.
It is an arithmetic number, because the mean of its divisors is an integer number (1234296).
Almost surely, 226283985 is an apocalyptic number.
It is an amenable number.
26283985 is a deficient number, since it is larger than the sum of its proper divisors (13213487).
26283985 is a wasteful number, since it uses less digits than its factorization.
26283985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1033.
The product of its digits is 207360, while the sum is 43.
The square root of 26283985 is about 5126.7909066003. The cubic root of 26283985 is about 297.3242989551.
The spelling of 26283985 in words is "twenty-six million, two hundred eighty-three thousand, nine hundred eighty-five".
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