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9073089 = 321997547
BaseRepresentation
bin100010100111…
…000111000001
3122001221221100
4202213013001
54310314324
6522245013
7140056104
oct42470701
918057840
109073089
115137823
123056769
131b589bc
1412c273b
15be34c9
hex8a71c1

9073089 has 24 divisors (see below), whose sum is σ = 13963040. Its totient is φ = 5660928.

The previous prime is 9073067. The next prime is 9073091. The reversal of 9073089 is 9803709.

It is not a de Polignac number, because 9073089 - 212 = 9068993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9073039) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16314 + ... + 16860.

Almost surely, 29073089 is an apocalyptic number.

It is an amenable number.

9073089 is a deficient number, since it is larger than the sum of its proper divisors (4889951).

9073089 is a wasteful number, since it uses less digits than its factorization.

9073089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669 (or 666 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 9073089 is about 3012.1568684250. The cubic root of 9073089 is about 208.5699435820.

The spelling of 9073089 in words is "nine million, seventy-three thousand, eighty-nine".

Divisors: 1 3 9 19 57 97 171 291 547 873 1641 1843 4923 5529 10393 16587 31179 53059 93537 159177 477531 1008121 3024363 9073089