Search a number
-
+
230630422 = 21110483201
BaseRepresentation
bin11011011111100…
…10010000010110
3121001222020110111
431233302100112
5433020133142
634515113234
75500216621
oct1557622026
9531866414
10230630422
11109204060
12652a281a
1338a20209
14228b6db8
15153a9e17
hexdbf2416

230630422 has 8 divisors (see below), whose sum is σ = 377395272. Its totient is φ = 104832000.

The previous prime is 230630419. The next prime is 230630423. The reversal of 230630422 is 224036032.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 10483201 = 230630422 / (2 + 3 + 0 + 6 + 3 + 0 + 4 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 230630393 and 230630402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230630423) 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, 5241579 + ... + 5241622.

It is an arithmetic number, because the mean of its divisors is an integer number (47174409).

Almost surely, 2230630422 is an apocalyptic number.

230630422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

230630422 is a deficient number, since it is larger than the sum of its proper divisors (146764850).

230630422 is a wasteful number, since it uses less digits than its factorization.

230630422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10483214.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 230630422 is about 15186.5210631007. The cubic root of 230630422 is about 613.2518465177.

Adding to 230630422 its reverse (224036032), we get a palindrome (454666454).

The spelling of 230630422 in words is "two hundred thirty million, six hundred thirty thousand, four hundred twenty-two".

Divisors: 1 2 11 22 10483201 20966402 115315211 230630422