Search a number
-
+
230422023 = 33132922637
BaseRepresentation
bin11011011101111…
…11011000000111
3121001120122121000
431232333120013
5432442001043
634510424343
75465361216
oct1556773007
9531518530
10230422023
11109081527
12652020b3
13389793c0
142286107d
15153682d3
hexdbbf607

230422023 has 32 divisors (see below), whose sum is σ = 380318400. Its totient is φ = 136902528.

The previous prime is 230422019. The next prime is 230422043. The reversal of 230422023 is 320224032.

It is not a de Polignac number, because 230422023 - 22 = 230422019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230421987 and 230422005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230422043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1140 + ... + 21497.

It is an arithmetic number, because the mean of its divisors is an integer number (11884950).

Almost surely, 2230422023 is an apocalyptic number.

230422023 is a deficient number, since it is larger than the sum of its proper divisors (149896377).

230422023 is a wasteful number, since it uses less digits than its factorization.

230422023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22688 (or 22682 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 230422023 is about 15179.6581977329. The cubic root of 230422023 is about 613.0670782007.

Adding to 230422023 its reverse (320224032), we get a palindrome (550646055).

The spelling of 230422023 in words is "two hundred thirty million, four hundred twenty-two thousand, twenty-three".

Divisors: 1 3 9 13 27 29 39 87 117 261 351 377 783 1131 3393 10179 22637 67911 203733 294281 611199 656473 882843 1969419 2648529 5908257 7945587 8534149 17724771 25602447 76807341 230422023