Search a number
-
+
230002422 = 231329101681
BaseRepresentation
bin11011011010110…
…00111011110110
3121000210100000020
431231120323312
5432340034142
634453430010
75461662666
oct1555307366
9530710006
10230002422
11108915251
126503b306
1338860410
14227921a6
15152d3cec
hexdb58ef6

230002422 has 32 divisors (see below), whose sum is σ = 512477280. Its totient is φ = 68328960.

The previous prime is 230002411. The next prime is 230002427. The reversal of 230002422 is 224200032.

It is a super-2 number, since 2×2300024222 = 105802228251732168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230002427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48579 + ... + 53102.

It is an arithmetic number, because the mean of its divisors is an integer number (16014915).

Almost surely, 2230002422 is an apocalyptic number.

230002422 is an abundant number, since it is smaller than the sum of its proper divisors (282474858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230002422 is a wasteful number, since it uses less digits than its factorization.

230002422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101728.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 230002422 is about 15165.8307388682. The cubic root of 230002422 is about 612.6947181550.

Adding to 230002422 its reverse (224200032), we get a palindrome (454202454).

The spelling of 230002422 in words is "two hundred thirty million, two thousand, four hundred twenty-two".

Divisors: 1 2 3 6 13 26 29 39 58 78 87 174 377 754 1131 2262 101681 203362 305043 610086 1321853 2643706 2948749 3965559 5897498 7931118 8846247 17692494 38333737 76667474 115001211 230002422