Base | Representation |
---|---|
bin | 1010001111011… |
… | …00101010011010 |
3 | 12222122101011121 |
4 | 11013230222122 |
5 | 133442412101 |
6 | 12305115454 |
7 | 2062113025 |
oct | 507545232 |
9 | 188571147 |
10 | 85904026 |
11 | 44543a6a |
12 | 24928b8a |
13 | 14a497b0 |
14 | b5a21bc |
15 | 781d0a1 |
hex | 51eca9a |
85904026 has 16 divisors (see below), whose sum is σ = 146931624. Its totient is φ = 37315584.
The previous prime is 85904023. The next prime is 85904029. The reversal of 85904026 is 62040958.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (85904023) and next prime (85904029).
It can be written as a sum of positive squares in 4 ways, for example, as 70576801 + 15327225 = 8401^2 + 3915^2 .
It is a super-3 number, since 3×859040263 (a number of 25 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is a junction number, because it is equal to n+sod(n) for n = 85903982 and 85904000.
It is not an unprimeable number, because it can be changed into a prime (85904023) 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, 96735 + ... + 97618.
Almost surely, 285904026 is an apocalyptic number.
85904026 is a deficient number, since it is larger than the sum of its proper divisors (61027598).
85904026 is a wasteful number, since it uses less digits than its factorization.
85904026 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 194385.
The product of its (nonzero) digits is 17280, while the sum is 34.
The square root of 85904026 is about 9268.4424797266. The cubic root of 85904026 is about 441.2362375632.
The spelling of 85904026 in words is "eighty-five million, nine hundred four thousand, twenty-six".
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