Search a number
-
+
230967044 = 22711749893
BaseRepresentation
bin11011100010001…
…00011100000100
3121002121100012222
431301010130010
5433111421134
634530231512
75503121210
oct1561043404
9532540188
10230967044
11109413a60
1265425598
1338b0a4b9
1422963940
1515424a2e
hexdc44704

230967044 has 24 divisors (see below), whose sum is σ = 503928768. Its totient is φ = 89987040.

The previous prime is 230967013. The next prime is 230967053. The reversal of 230967044 is 440769032.

It is a junction number, because it is equal to n+sod(n) for n = 230966995 and 230967013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 374639 + ... + 375254.

It is an arithmetic number, because the mean of its divisors is an integer number (20997032).

Almost surely, 2230967044 is an apocalyptic number.

It is an amenable number.

230967044 is an abundant number, since it is smaller than the sum of its proper divisors (272961724).

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

230967044 is a wasteful number, since it uses less digits than its factorization.

230967044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749915 (or 749913 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 230967044 is about 15197.5999420961. The cubic root of 230967044 is about 613.5500634766.

The spelling of 230967044 in words is "two hundred thirty million, nine hundred sixty-seven thousand, forty-four".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 749893 1499786 2999572 5249251 8248823 10498502 16497646 20997004 32995292 57741761 115483522 230967044