Search a number
-
+
230201423 = 1321174263
BaseRepresentation
bin11011011100010…
…01100001001111
3121001011102222122
431232021201033
5432412421143
634502003155
75463452114
oct1556114117
9531142878
10230201423
11108a40811
12651164bb
13388ccb7a
142280490b
1515322c68
hexdb8984f

230201423 has 4 divisors (see below), whose sum is σ = 230377008. Its totient is φ = 230025840.

The previous prime is 230201417. The next prime is 230201431. The reversal of 230201423 is 324102032.

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

It is a cyclic number.

It is not a de Polignac number, because 230201423 - 218 = 229939279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230201483) 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, 85811 + ... + 88452.

It is an arithmetic number, because the mean of its divisors is an integer number (57594252).

Almost surely, 2230201423 is an apocalyptic number.

230201423 is a deficient number, since it is larger than the sum of its proper divisors (175585).

230201423 is a wasteful number, since it uses less digits than its factorization.

230201423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175584.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 230201423 is about 15172.3901544879. The cubic root of 230201423 is about 612.8713709531.

Adding to 230201423 its reverse (324102032), we get a palindrome (554303455).

The spelling of 230201423 in words is "two hundred thirty million, two hundred one thousand, four hundred twenty-three".

Divisors: 1 1321 174263 230201423