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9053231 = 111748413
BaseRepresentation
bin100010100010…
…010000101111
3122000221200212
4202202100233
54304200411
6522013035
7136644155
oct42422057
918027625
109053231
115123910
12304717b
131b4c955
1412b93d5
15bdc68b
hex8a242f

9053231 has 8 divisors (see below), whose sum is σ = 10457424. Its totient is φ = 7745920.

The previous prime is 9053227. The next prime is 9053243. The reversal of 9053231 is 1323509.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9053231 - 22 = 9053227 is a prime.

It is a super-2 number, since 2×90532312 = 163921983078722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9053197 and 9053206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9053201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24020 + ... + 24393.

It is an arithmetic number, because the mean of its divisors is an integer number (1307178).

Almost surely, 29053231 is an apocalyptic number.

9053231 is a deficient number, since it is larger than the sum of its proper divisors (1404193).

9053231 is a wasteful number, since it uses less digits than its factorization.

9053231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48441.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 9053231 is about 3008.8587537470. The cubic root of 9053231 is about 208.4176688244.

The spelling of 9053231 in words is "nine million, fifty-three thousand, two hundred thirty-one".

Divisors: 1 11 17 187 48413 532543 823021 9053231