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230322353 = 1971169149
BaseRepresentation
bin11011011101001…
…11000010110001
3121001101120212112
431232213002301
5432430303403
634504335105
75464464512
oct1556470261
9531346775
10230322353
11109013658
1265174495
1338942c21
1422836a09
15153489d8
hexdba70b1

230322353 has 4 divisors (see below), whose sum is σ = 231491700. Its totient is φ = 229153008.

The previous prime is 230322347. The next prime is 230322383. The reversal of 230322353 is 353223032.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 119399329 + 110923024 = 10927^2 + 10532^2 .

It is a cyclic number.

It is not a de Polignac number, because 230322353 - 218 = 230060209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (230322383) 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, 584378 + ... + 584771.

It is an arithmetic number, because the mean of its divisors is an integer number (57872925).

Almost surely, 2230322353 is an apocalyptic number.

It is an amenable number.

230322353 is a deficient number, since it is larger than the sum of its proper divisors (1169347).

230322353 is a wasteful number, since it uses less digits than its factorization.

230322353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169346.

The product of its (nonzero) digits is 3240, while the sum is 23.

The square root of 230322353 is about 15176.3748306373. The cubic root of 230322353 is about 612.9786705515.

Adding to 230322353 its reverse (353223032), we get a palindrome (583545385).

The spelling of 230322353 in words is "two hundred thirty million, three hundred twenty-two thousand, three hundred fifty-three".

Divisors: 1 197 1169149 230322353