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9000258 = 231500043
BaseRepresentation
bin100010010101…
…010101000010
3121221021000220
4202111111002
54301002013
6520523510
7136333551
oct42252502
917837026
109000258
115098033
123020596
131b317c7
1412a3d98
15bcbb23
hex895542

9000258 has 8 divisors (see below), whose sum is σ = 18000528. Its totient is φ = 3000084.

The previous prime is 9000253. The next prime is 9000269. The reversal of 9000258 is 8520009.

It is a sphenic number, since it is the product of 3 distinct primes.

9000258 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (9000253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 750016 + ... + 750027.

It is an arithmetic number, because the mean of its divisors is an integer number (2250066).

Almost surely, 29000258 is an apocalyptic number.

9000258 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9000258 is a wasteful number, since it uses less digits than its factorization.

9000258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500048.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 9000258 is about 3000.0429996918. The cubic root of 9000258 is about 208.0103699219.

Subtracting from 9000258 its reverse (8520009), we obtain a square (480249 = 6932).

The spelling of 9000258 in words is "nine million, two hundred fifty-eight", and thus it is an aban number.

Divisors: 1 2 3 6 1500043 3000086 4500129 9000258