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9126085 = 51825217
BaseRepresentation
bin100010110100…
…000011000101
3122011122122011
4202310003011
54314013320
6523334221
7140366443
oct42640305
918148564
109126085
115173621
123081371
131b76b67
1412d7b93
15c0405a
hex8b40c5

9126085 has 4 divisors (see below), whose sum is σ = 10951308. Its totient is φ = 7300864.

The previous prime is 9126083. The next prime is 9126107. The reversal of 9126085 is 5806219.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5806219 = 56310313.

It can be written as a sum of positive squares in 2 ways, for example, as 7279204 + 1846881 = 2698^2 + 1359^2 .

It is a cyclic number.

It is not a de Polignac number, because 9126085 - 21 = 9126083 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9126083) 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, 912604 + ... + 912613.

It is an arithmetic number, because the mean of its divisors is an integer number (2737827).

Almost surely, 29126085 is an apocalyptic number.

It is an amenable number.

9126085 is a deficient number, since it is larger than the sum of its proper divisors (1825223).

9126085 is a wasteful number, since it uses less digits than its factorization.

9126085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1825222.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 9126085 is about 3020.9410785383. The cubic root of 9126085 is about 208.9752418342.

The spelling of 9126085 in words is "nine million, one hundred twenty-six thousand, eighty-five".

Divisors: 1 5 1825217 9126085