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230244443 = 11131610101
BaseRepresentation
bin11011011100101…
…00000001011011
3121001020121222222
431232110001123
5432420310233
634502534255
75464021412
oct1556240133
9531217888
10230244443
11108a70070
126513738b
1338916620
1422816479
1515330898
hexdb9405b

230244443 has 8 divisors (see below), whose sum is σ = 270497136. Its totient is φ = 193212000.

The previous prime is 230244431. The next prime is 230244457. The reversal of 230244443 is 344442032.

230244443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 230244443 - 218 = 229982299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230244943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 804908 + ... + 805193.

It is an arithmetic number, because the mean of its divisors is an integer number (33812142).

Almost surely, 2230244443 is an apocalyptic number.

230244443 is a deficient number, since it is larger than the sum of its proper divisors (40252693).

230244443 is a wasteful number, since it uses less digits than its factorization.

230244443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1610125.

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 230244443 is about 15173.8077950131. The cubic root of 230244443 is about 612.9095463386.

Adding to 230244443 its reverse (344442032), we get a palindrome (574686475).

The spelling of 230244443 in words is "two hundred thirty million, two hundred forty-four thousand, four hundred forty-three".

Divisors: 1 11 13 143 1610101 17711111 20931313 230244443