Base | Representation |
---|---|
bin | 10000111011101… |
… | …100001000100000 |
3 | 201210112220020020 |
4 | 100323230020200 |
5 | 1040211121340 |
6 | 44104513440 |
7 | 10016443335 |
oct | 2073541040 |
9 | 653486206 |
10 | 284082720 |
11 | 1363a2609 |
12 | 7b17b880 |
13 | 46b16aac |
14 | 29a2c98c |
15 | 19e179d0 |
hex | 10eec220 |
284082720 has 96 divisors (see below), whose sum is σ = 898164288. Its totient is φ = 75475968.
The previous prime is 284082719. The next prime is 284082731. The reversal of 284082720 is 27280482.
It is a tau number, because it is divible by the number of its divisors (96).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151227 + ... + 153093.
It is an arithmetic number, because the mean of its divisors is an integer number (9355878).
Almost surely, 2284082720 is an apocalyptic number.
284082720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 284082720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (449082144).
284082720 is an abundant number, since it is smaller than the sum of its proper divisors (614081568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
284082720 is a wasteful number, since it uses less digits than its factorization.
284082720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2202 (or 2194 counting only the distinct ones).
The product of its (nonzero) digits is 14336, while the sum is 33.
The square root of 284082720 is about 16854.7536321360. The cubic root of 284082720 is about 657.3776570258.
The spelling of 284082720 in words is "two hundred eighty-four million, eighty-two thousand, seven hundred twenty".
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