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9013293 = 321935189
BaseRepresentation
bin100010011000…
…100000101101
3121221220220200
4202120200231
54301411133
6521104113
7136416552
oct42304055
917856820
109013293
1150a6903
123028039
131b37713
1412a8a29
15bd0913
hex89882d

9013293 has 12 divisors (see below), whose sum is σ = 13089180. Its totient is φ = 5976576.

The previous prime is 9013289. The next prime is 9013313. The reversal of 9013293 is 3923109.

It can be written as a sum of positive squares in 2 ways, for example, as 4678569 + 4334724 = 2163^2 + 2082^2 .

It is not a de Polignac number, because 9013293 - 22 = 9013289 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9013223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 858 + ... + 4331.

It is an arithmetic number, because the mean of its divisors is an integer number (1090765).

Almost surely, 29013293 is an apocalyptic number.

It is an amenable number.

9013293 is a deficient number, since it is larger than the sum of its proper divisors (4075887).

9013293 is a wasteful number, since it uses less digits than its factorization.

9013293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5388 (or 5385 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 27.

The square root of 9013293 is about 3002.2146825302. The cubic root of 9013293 is about 208.1107413872.

The spelling of 9013293 in words is "nine million, thirteen thousand, two hundred ninety-three".

Divisors: 1 3 9 193 579 1737 5189 15567 46701 1001477 3004431 9013293