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9053081 = 23937879
BaseRepresentation
bin100010100010…
…001110011001
3122000221111022
4202202032121
54304144311
6522012225
7136643552
oct42421631
918027438
109053081
115123794
123047075
131b4c86b
1412b9329
15bdc5db
hex8a2399

9053081 has 4 divisors (see below), whose sum is σ = 9091200. Its totient is φ = 9014964.

The previous prime is 9053047. The next prime is 9053111. The reversal of 9053081 is 1803509.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9053081 - 214 = 9036697 is a prime.

It is a super-3 number, since 3×90530813 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9053081.

It is not an unprimeable number, because it can be changed into a prime (9053021) 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, 18701 + ... + 19178.

It is an arithmetic number, because the mean of its divisors is an integer number (2272800).

Almost surely, 29053081 is an apocalyptic number.

It is an amenable number.

9053081 is a deficient number, since it is larger than the sum of its proper divisors (38119).

9053081 is a wasteful number, since it uses less digits than its factorization.

9053081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38118.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 9053081 is about 3008.8338272494. The cubic root of 9053081 is about 208.4165177502.

The spelling of 9053081 in words is "nine million, fifty-three thousand, eighty-one".

Divisors: 1 239 37879 9053081