Base | Representation |
---|---|
bin | 1000101110011111110 |
3 | 112112020202 |
4 | 1011303332 |
5 | 33122300 |
6 | 10043502 |
7 | 2300450 |
oct | 1056376 |
9 | 475222 |
10 | 285950 |
11 | 185925 |
12 | 119592 |
13 | a0202 |
14 | 762d0 |
15 | 59ad5 |
hex | 45cfe |
285950 has 48 divisors (see below), whose sum is σ = 654720. Its totient is φ = 90720.
The previous prime is 285949. The next prime is 285953. The reversal of 285950 is 59582.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (285953) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6629 + ... + 6671.
It is an arithmetic number, because the mean of its divisors is an integer number (13640).
2285950 is an apocalyptic number.
285950 is an abundant number, since it is smaller than the sum of its proper divisors (368770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
285950 is a wasteful number, since it uses less digits than its factorization.
285950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81 (or 76 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 29.
The square root of 285950 is about 534.7429288920. The cubic root of 285950 is about 65.8814830505.
The spelling of 285950 in words is "two hundred eighty-five thousand, nine hundred fifty".
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