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233201113 = 534400021
BaseRepresentation
bin11011110011001…
…01110111011001
3121020210211210021
431321211313121
5434144413423
635050150441
75531114425
oct1571456731
9536724707
10233201113
1110a6aa4a2
1266122421
1339410332
1422d85b85
151571695d
hexde65dd9

233201113 has 4 divisors (see below), whose sum is σ = 237601188. Its totient is φ = 228801040.

The previous prime is 233201081. The next prime is 233201119. The reversal of 233201113 is 311102332.

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 202863049 + 30338064 = 14243^2 + 5508^2 .

It is a cyclic number.

It is not a de Polignac number, because 233201113 - 25 = 233201081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233201119) 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, 2199958 + ... + 2200063.

It is an arithmetic number, because the mean of its divisors is an integer number (59400297).

Almost surely, 2233201113 is an apocalyptic number.

It is an amenable number.

233201113 is a deficient number, since it is larger than the sum of its proper divisors (4400075).

233201113 is an equidigital number, since it uses as much as digits as its factorization.

233201113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4400074.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 233201113 is about 15270.9237769036. The cubic root of 233201113 is about 615.5219426138.

Adding to 233201113 its reverse (311102332), we get a palindrome (544303445).

The spelling of 233201113 in words is "two hundred thirty-three million, two hundred one thousand, one hundred thirteen".

Divisors: 1 53 4400021 233201113