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9045030 = 235301501
BaseRepresentation
bin100010100000…
…010000100110
3122000112110010
4202200100212
54303420110
6521511050
7136611231
oct42402046
918015403
109045030
115118735
123042486
131b48cb7
1412b6418
15bda020
hex8a0426

9045030 has 16 divisors (see below), whose sum is σ = 21708144. Its totient is φ = 2412000.

The previous prime is 9045017. The next prime is 9045053. The reversal of 9045030 is 305409.

It is a junction number, because it is equal to n+sod(n) for n = 9044988 and 9045006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150721 + ... + 150780.

It is an arithmetic number, because the mean of its divisors is an integer number (1356759).

Almost surely, 29045030 is an apocalyptic number.

9045030 is an abundant number, since it is smaller than the sum of its proper divisors (12663114).

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

9045030 is a wasteful number, since it uses less digits than its factorization.

9045030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301511.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 9045030 is about 3007.4956359071. The cubic root of 9045030 is about 208.3547170939.

The spelling of 9045030 in words is "nine million, forty-five thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 301501 603002 904503 1507505 1809006 3015010 4522515 9045030