Base | Representation |
---|---|
bin | 1010001100001… |
… | …11001100010011 |
3 | 12221212021001011 |
4 | 11012013030103 |
5 | 133341112103 |
6 | 12252151351 |
7 | 2055432220 |
oct | 506071423 |
9 | 187767034 |
10 | 85488403 |
11 | 4428a780 |
12 | 24768557 |
13 | 14932570 |
14 | b4d4947 |
15 | 7789d6d |
hex | 5187313 |
85488403 has 32 divisors (see below), whose sum is σ = 117637632. Its totient is φ = 59961600.
The previous prime is 85488397. The next prime is 85488437. The reversal of 85488403 is 30488458.
It is a cyclic number.
It is not a de Polignac number, because 85488403 - 217 = 85357331 is a prime.
It is not an unprimeable number, because it can be changed into a prime (85488103) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40000 + ... + 42082.
It is an arithmetic number, because the mean of its divisors is an integer number (3676176).
Almost surely, 285488403 is an apocalyptic number.
85488403 is a deficient number, since it is larger than the sum of its proper divisors (32149229).
85488403 is a wasteful number, since it uses less digits than its factorization.
85488403 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2155.
The product of its (nonzero) digits is 122880, while the sum is 40.
The square root of 85488403 is about 9245.9938892474. The cubic root of 85488403 is about 440.5234867869.
Subtracting from 85488403 its reverse (30488458), we obtain a palindrome (54999945).
The spelling of 85488403 in words is "eighty-five million, four hundred eighty-eight thousand, four hundred three".
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