Base | Representation |
---|---|
bin | 1010001010011… |
… | …01110110011010 |
3 | 12221102022212011 |
4 | 11011031312122 |
5 | 133311103110 |
6 | 12243140134 |
7 | 2053433365 |
oct | 505156632 |
9 | 187368764 |
10 | 85253530 |
11 | 4413a26a |
12 | 2467464a |
13 | 1487c69b |
14 | b4730dc |
15 | 774048a |
hex | 514dd9a |
85253530 has 16 divisors (see below), whose sum is σ = 153563040. Its totient is φ = 34077712.
The previous prime is 85253527. The next prime is 85253537. The reversal of 85253530 is 3535258.
It is a junction number, because it is equal to n+sod(n) for n = 85253492 and 85253501.
It is not an unprimeable number, because it can be changed into a prime (85253537) 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, 22857 + ... + 26323.
It is an arithmetic number, because the mean of its divisors is an integer number (9597690).
Almost surely, 285253530 is an apocalyptic number.
85253530 is a deficient number, since it is larger than the sum of its proper divisors (68309510).
85253530 is a wasteful number, since it uses less digits than its factorization.
85253530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5933.
The product of its (nonzero) digits is 18000, while the sum is 31.
The square root of 85253530 is about 9233.2838145483. The cubic root of 85253530 is about 440.1196816305.
Adding to 85253530 its reverse (3535258), we get a palindrome (88788788).
The spelling of 85253530 in words is "eighty-five million, two hundred fifty-three thousand, five hundred thirty".
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