Base | Representation |
---|---|
bin | 10001000110011… |
… | …000110010001000 |
3 | 201222211101001020 |
4 | 101012120302020 |
5 | 1041420341143 |
6 | 44244552440 |
7 | 10052333250 |
oct | 2106306210 |
9 | 658741036 |
10 | 286887048 |
11 | 137a38538 |
12 | 800b2720 |
13 | 47589366 |
14 | 2a15c960 |
15 | 1a2bd883 |
hex | 11198c88 |
286887048 has 64 divisors (see below), whose sum is σ = 841848960. Its totient is φ = 79750656.
The previous prime is 286887043. The next prime is 286887067. The reversal of 286887048 is 840788682.
286887048 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (286887043) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16861 + ... + 29292.
It is an arithmetic number, because the mean of its divisors is an integer number (13153890).
Almost surely, 2286887048 is an apocalyptic number.
286887048 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
286887048 is an abundant number, since it is smaller than the sum of its proper divisors (554961912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
286887048 is a wasteful number, since it uses less digits than its factorization.
286887048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46206 (or 46202 counting only the distinct ones).
The product of its (nonzero) digits is 1376256, while the sum is 51.
The square root of 286887048 is about 16937.7403451582. The cubic root of 286887048 is about 659.5336834620.
The spelling of 286887048 in words is "two hundred eighty-six million, eight hundred eighty-seven thousand, forty-eight".
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