Base | Representation |
---|---|
bin | 1010001011011… |
… | …10111010000100 |
3 | 12221200012121001 |
4 | 11011232322010 |
5 | 133324421212 |
6 | 12250103044 |
7 | 2054536216 |
oct | 505567204 |
9 | 187605531 |
10 | 85388932 |
11 | 44221a72 |
12 | 2471aa84 |
13 | 148c91c5 |
14 | b4aa5b6 |
15 | 776a657 |
hex | 516ee84 |
85388932 has 6 divisors (see below), whose sum is σ = 149430638. Its totient is φ = 42694464.
The previous prime is 85388929. The next prime is 85388969. The reversal of 85388932 is 23988358.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 84934656 + 454276 = 9216^2 + 674^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10673613 + ... + 10673620.
Almost surely, 285388932 is an apocalyptic number.
It is an amenable number.
85388932 is a deficient number, since it is larger than the sum of its proper divisors (64041706).
85388932 is a wasteful number, since it uses less digits than its factorization.
85388932 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21347237 (or 21347235 counting only the distinct ones).
The product of its digits is 414720, while the sum is 46.
The square root of 85388932 is about 9240.6131831172. The cubic root of 85388932 is about 440.3525617776.
It can be divided in two parts, 85388 and 932, that added together give a triangular number (86320 = T415).
The spelling of 85388932 in words is "eighty-five million, three hundred eighty-eight thousand, nine hundred thirty-two".
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