Search a number
-
+
230443214 = 21515231459
BaseRepresentation
bin11011011110001…
…00100011001110
3121001121201122212
431233010203032
5432443140324
634511110422
75465510051
oct1557044316
9531551585
10230443214
11109096441
1265212412
1338985c41
1422868a98
151536e70e
hexdbc48ce

230443214 has 16 divisors (see below), whose sum is σ = 348858240. Its totient is φ = 114161400.

The previous prime is 230443207. The next prime is 230443231. The reversal of 230443214 is 412344032.

It is a self number, because there is not a number n which added to its sum of digits gives 230443214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157217 + ... + 158675.

It is an arithmetic number, because the mean of its divisors is an integer number (21803640).

Almost surely, 2230443214 is an apocalyptic number.

230443214 is a deficient number, since it is larger than the sum of its proper divisors (118415026).

230443214 is a wasteful number, since it uses less digits than its factorization.

230443214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2135.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 230443214 is about 15180.3561881795. The cubic root of 230443214 is about 613.0858714075.

Adding to 230443214 its reverse (412344032), we get a palindrome (642787246).

The spelling of 230443214 in words is "two hundred thirty million, four hundred forty-three thousand, two hundred fourteen".

Divisors: 1 2 151 302 523 1046 1459 2918 78973 157946 220309 440618 763057 1526114 115221607 230443214