Base | Representation |
---|---|
bin | 1010001101000… |
… | …10100000110001 |
3 | 12222001221112200 |
4 | 11012202200301 |
5 | 133403202210 |
6 | 12254413413 |
7 | 2056406400 |
oct | 506424061 |
9 | 188057480 |
10 | 85600305 |
11 | 4435685a |
12 | 24801269 |
13 | 1497148b |
14 | b523637 |
15 | 77ad0c0 |
hex | 51a2831 |
85600305 has 36 divisors (see below), whose sum is σ = 172602612. Its totient is φ = 39130560.
The previous prime is 85600271. The next prime is 85600309. The reversal of 85600305 is 50300658.
It can be written as a sum of positive squares in 2 ways, for example, as 41563809 + 44036496 = 6447^2 + 6636^2 .
It is not a de Polignac number, because 85600305 - 212 = 85596209 is a prime.
It is not an unprimeable number, because it can be changed into a prime (85600309) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 17206 + ... + 21615.
It is an arithmetic number, because the mean of its divisors is an integer number (4794517).
Almost surely, 285600305 is an apocalyptic number.
It is an amenable number.
85600305 is an abundant number, since it is smaller than the sum of its proper divisors (87002307).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85600305 is a wasteful number, since it uses less digits than its factorization.
85600305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38846 (or 38836 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 27.
The square root of 85600305 is about 9252.0432878365. The cubic root of 85600305 is about 440.7156140787.
It can be divided in two parts, 85600 and 305, that added together give a triangular number (85905 = T414).
The spelling of 85600305 in words is "eighty-five million, six hundred thousand, three hundred five".
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