Base | Representation |
---|---|
bin | 1111100101110111110100 |
3 | 21200122200220 |
4 | 33211313310 |
5 | 2021243114 |
6 | 223334340 |
7 | 46512165 |
oct | 17456764 |
9 | 7618626 |
10 | 4087284 |
11 | 2341923 |
12 | 14513b0 |
13 | b01516 |
14 | 78576c |
15 | 55b0a9 |
hex | 3e5df4 |
4087284 has 48 divisors (see below), whose sum is σ = 10160640. Its totient is φ = 1276000.
The previous prime is 4087277. The next prime is 4087297. The reversal of 4087284 is 4827804.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16159 + ... + 16409.
It is an arithmetic number, because the mean of its divisors is an integer number (211680).
Almost surely, 24087284 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4087284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5080320).
4087284 is an abundant number, since it is smaller than the sum of its proper divisors (6073356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4087284 is a wasteful number, since it uses less digits than its factorization.
4087284 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 340 (or 338 counting only the distinct ones).
The product of its (nonzero) digits is 14336, while the sum is 33.
The square root of 4087284 is about 2021.7032423182. The cubic root of 4087284 is about 159.8864298221.
It can be divided in two parts, 4087 and 284, that added together give a triangular number (4371 = T93).
The spelling of 4087284 in words is "four million, eighty-seven thousand, two hundred eighty-four".
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