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9012225 = 352120163
BaseRepresentation
bin100010011000…
…010000000001
3121221212110010
4202120100001
54301342400
6521055133
7136413465
oct42302001
917855403
109012225
1150a6022
1230274a9
131b370a1
1412a84a5
15bd0450
hex898401

9012225 has 12 divisors (see below), whose sum is σ = 14900336. Its totient is φ = 4806480.

The previous prime is 9012217. The next prime is 9012239. The reversal of 9012225 is 5222109.

It is not a de Polignac number, because 9012225 - 23 = 9012217 is a prime.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60007 + ... + 60156.

Almost surely, 29012225 is an apocalyptic number.

It is an amenable number.

9012225 is a deficient number, since it is larger than the sum of its proper divisors (5888111).

9012225 is a wasteful number, since it uses less digits than its factorization.

9012225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120176 (or 120171 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 9012225 is about 3002.0368085685. The cubic root of 9012225 is about 208.1025212671.

The spelling of 9012225 in words is "nine million, twelve thousand, two hundred twenty-five".

Divisors: 1 3 5 15 25 75 120163 360489 600815 1802445 3004075 9012225