Base | Representation |
---|---|
bin | 10111111110111110010000 |
3 | 102211102111001 |
4 | 113332332100 |
5 | 3102142443 |
6 | 342431344 |
7 | 104304112 |
oct | 27767620 |
9 | 12742431 |
10 | 6287248 |
11 | 3604780 |
12 | 2132554 |
13 | 13c1986 |
14 | b993b2 |
15 | 842d4d |
hex | 5fef90 |
6287248 has 40 divisors (see below), whose sum is σ = 13436640. Its totient is φ = 2826240.
The previous prime is 6287243. The next prime is 6287251. The reversal of 6287248 is 8427826.
It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (6287243) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24336 + ... + 24592.
It is an arithmetic number, because the mean of its divisors is an integer number (335916).
Almost surely, 26287248 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 6287248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6718320).
6287248 is an abundant number, since it is smaller than the sum of its proper divisors (7149392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6287248 is a wasteful number, since it uses less digits than its factorization.
6287248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 415 (or 409 counting only the distinct ones).
The product of its digits is 43008, while the sum is 37.
The square root of 6287248 is about 2507.4385336434. The cubic root of 6287248 is about 184.5667778731.
Adding to 6287248 its product of digits (43008), we get a square (6330256 = 25162).
The spelling of 6287248 in words is "six million, two hundred eighty-seven thousand, two hundred forty-eight".
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