Search a number
-
+
230401412 = 2257600353
BaseRepresentation
bin11011011101110…
…10010110000100
3121001112121022122
431232322112010
5432440321122
634510145112
75465244143
oct1556722604
9531477278
10230401412
11109067a9a
12651b2198
133896cbc7
142285775a
1515362142
hexdbba584

230401412 has 6 divisors (see below), whose sum is σ = 403202478. Its totient is φ = 115200704.

The previous prime is 230401411. The next prime is 230401417. The reversal of 230401412 is 214104032.

It can be written as a sum of positive squares in only one way, i.e., 206037316 + 24364096 = 14354^2 + 4936^2 .

It is not an unprimeable number, because it can be changed into a prime (230401411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28800173 + ... + 28800180.

It is an arithmetic number, because the mean of its divisors is an integer number (67200413).

Almost surely, 2230401412 is an apocalyptic number.

It is an amenable number.

230401412 is a deficient number, since it is larger than the sum of its proper divisors (172801066).

230401412 is a wasteful number, since it uses less digits than its factorization.

230401412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57600357 (or 57600355 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 230401412 is about 15178.9792805709. The cubic root of 230401412 is about 613.0487982606.

Adding to 230401412 its reverse (214104032), we get a palindrome (444505444).

The spelling of 230401412 in words is "two hundred thirty million, four hundred one thousand, four hundred twelve".

Divisors: 1 2 4 57600353 115200706 230401412