Base | Representation |
---|---|
bin | 1010001010101… |
… | …01100010111100 |
3 | 12221110221002122 |
4 | 11011111202330 |
5 | 133313110202 |
6 | 12243542112 |
7 | 2053624316 |
oct | 505254274 |
9 | 187427078 |
10 | 85285052 |
11 | 44160a16 |
12 | 2468a938 |
13 | 14890b38 |
14 | b4807b6 |
15 | 77499a2 |
hex | 51558bc |
85285052 has 6 divisors (see below), whose sum is σ = 149248848. Its totient is φ = 42642524.
The previous prime is 85285049. The next prime is 85285121. The reversal of 85285052 is 25058258.
It is a congruent number.
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, 10660628 + ... + 10660635.
It is an arithmetic number, because the mean of its divisors is an integer number (24874808).
Almost surely, 285285052 is an apocalyptic number.
It is an amenable number.
85285052 is a deficient number, since it is larger than the sum of its proper divisors (63963796).
85285052 is a wasteful number, since it uses less digits than its factorization.
85285052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21321267 (or 21321265 counting only the distinct ones).
The product of its (nonzero) digits is 32000, while the sum is 35.
The square root of 85285052 is about 9234.9906334549. The cubic root of 85285052 is about 440.1739188493.
The spelling of 85285052 in words is "eighty-five million, two hundred eighty-five thousand, fifty-two".
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