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299008 = 21273
BaseRepresentation
bin1001001000000000000
3120012011101
41021000000
534032013
610224144
72353513
oct1110000
9505141
10299008
11194716
12125054
13a6138
147ad7a
155d8dd
hex49000

299008 has 26 divisors (see below), whose sum is σ = 606134. Its totient is φ = 147456.

The previous prime is 298999. The next prime is 299011. The reversal of 299008 is 800992.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 262144 + 36864 = 512^2 + 192^2 .

It is a nialpdrome in base 8.

It is a zygodrome in base 8.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4060 + ... + 4132.

2299008 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 299008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (303067).

299008 is an abundant number, since it is smaller than the sum of its proper divisors (307126).

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

299008 is an frugal number, since it uses more digits than its factorization.

299008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97 (or 75 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 299008 is about 546.8162397003. The cubic root of 299008 is about 66.8694271421.

Adding to 299008 its product of nonzero digits (1296), we get a square (300304 = 5482).

The spelling of 299008 in words is "two hundred ninety-nine thousand, eight".

Divisors: 1 2 4 8 16 32 64 73 128 146 256 292 512 584 1024 1168 2048 2336 4096 4672 9344 18688 37376 74752 149504 299008