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8287048 = 2371121223
BaseRepresentation
bin11111100111001101001000
3120121000200201
4133213031020
54110141143
6453341544
7130303330
oct37471510
916530621
108287048
114750200
1229378b4
131941ca3
14115a0c0
15ada64d
hex7e7348

8287048 has 48 divisors (see below), whose sum is σ = 19535040. Its totient is φ = 3226080.

The previous prime is 8286997. The next prime is 8287067. The reversal of 8287048 is 8407828.

It is a junction number, because it is equal to n+sod(n) for n = 8286998 and 8287016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6165 + ... + 7387.

It is an arithmetic number, because the mean of its divisors is an integer number (406980).

Almost surely, 28287048 is an apocalyptic number.

8287048 is a gapful number since it is divisible by the number (88) 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 8287048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9767520).

8287048 is an abundant number, since it is smaller than the sum of its proper divisors (11247992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8287048 is a wasteful number, since it uses less digits than its factorization.

8287048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258 (or 1243 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 37.

The square root of 8287048 is about 2878.7233281439. The cubic root of 8287048 is about 202.3640137659.

The spelling of 8287048 in words is "eight million, two hundred eighty-seven thousand, forty-eight".

Divisors: 1 2 4 7 8 11 14 22 28 44 56 77 88 121 154 242 308 484 616 847 968 1223 1694 2446 3388 4892 6776 8561 9784 13453 17122 26906 34244 53812 68488 94171 107624 147983 188342 295966 376684 591932 753368 1035881 1183864 2071762 4143524 8287048