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230312422 = 21091056479
BaseRepresentation
bin11011011101001…
…00100111100110
3121001101002020201
431232210213212
5432424444142
634504221114
75464423534
oct1556444746
9531332221
10230312422
1110900714a
126516a79a
133893b552
1422833154
1515345ab7
hexdba49e6

230312422 has 8 divisors (see below), whose sum is σ = 348638400. Its totient is φ = 114099624.

The previous prime is 230312389. The next prime is 230312431. The reversal of 230312422 is 224213032.

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

It is a self number, because there is not a number n which added to its sum of digits gives 230312422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 528022 + ... + 528457.

It is an arithmetic number, because the mean of its divisors is an integer number (43579800).

Almost surely, 2230312422 is an apocalyptic number.

230312422 is a deficient number, since it is larger than the sum of its proper divisors (118325978).

230312422 is a wasteful number, since it uses less digits than its factorization.

230312422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056590.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 230312422 is about 15176.0476409373. The cubic root of 230312422 is about 612.9698603215.

Adding to 230312422 its reverse (224213032), we get a palindrome (454525454).

The spelling of 230312422 in words is "two hundred thirty million, three hundred twelve thousand, four hundred twenty-two".

Divisors: 1 2 109 218 1056479 2112958 115156211 230312422