Base | Representation |
---|---|
bin | 10001000000100… |
… | …001101111000010 |
3 | 201212221022210000 |
4 | 101000201233002 |
5 | 1041022211400 |
6 | 44152020430 |
7 | 10033304451 |
oct | 2100415702 |
9 | 655838700 |
10 | 285350850 |
11 | 137089354 |
12 | 7b691716 |
13 | 4716c075 |
14 | 29c7cb98 |
15 | 1a0b8600 |
hex | 11021bc2 |
285350850 has 60 divisors (see below), whose sum is σ = 792863874. Its totient is φ = 76092480.
The previous prime is 285350843. The next prime is 285350869. The reversal of 285350850 is 58053582.
It can be written as a sum of positive squares in 3 ways, for example, as 115283169 + 170067681 = 10737^2 + 13041^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 31179 + ... + 39278.
Almost surely, 2285350850 is an apocalyptic number.
285350850 is an abundant number, since it is smaller than the sum of its proper divisors (507513024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
285350850 is a wasteful number, since it uses less digits than its factorization.
285350850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70481 (or 70467 counting only the distinct ones).
The product of its (nonzero) digits is 48000, while the sum is 36.
The square root of 285350850 is about 16892.3311002360. The cubic root of 285350850 is about 658.3543713122.
The spelling of 285350850 in words is "two hundred eighty-five million, three hundred fifty thousand, eight hundred fifty".
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