Base | Representation |
---|---|
bin | 1010001010000… |
… | …10100100010000 |
3 | 12221022222110101 |
4 | 11011002210100 |
5 | 133303113222 |
6 | 12242142144 |
7 | 2053151551 |
oct | 505024420 |
9 | 187288411 |
10 | 85207312 |
11 | 44108573 |
12 | 24651954 |
13 | 14864638 |
14 | b460328 |
15 | 7731927 |
hex | 5142910 |
85207312 has 20 divisors (see below), whose sum is σ = 165364416. Its totient is φ = 42532640.
The previous prime is 85207277. The next prime is 85207361. The reversal of 85207312 is 21370258.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6237 + ... + 14467.
Almost surely, 285207312 is an apocalyptic number.
It is an amenable number.
85207312 is a deficient number, since it is larger than the sum of its proper divisors (80157104).
85207312 is a wasteful number, since it uses less digits than its factorization.
85207312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8886 (or 8880 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 85207312 is about 9230.7806820442. The cubic root of 85207312 is about 440.0401340802.
The spelling of 85207312 in words is "eighty-five million, two hundred seven thousand, three hundred twelve".
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