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230232011 = 2814311901
BaseRepresentation
bin11011011100100…
…00111111001011
3121001012222221112
431232100333023
5432414411021
634502400535
75463640232
oct1556207713
9531188845
10230232011
11108a61799
126513014b
1338910a79
1422811b19
151532bd5b
hexdb90fcb

230232011 has 8 divisors (see below), whose sum is σ = 231709248. Its totient is φ = 228760000.

The previous prime is 230231977. The next prime is 230232029. The reversal of 230232011 is 110232032.

It is a happy number.

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 230232011 - 214 = 230215627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230232061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120161 + ... + 122061.

It is an arithmetic number, because the mean of its divisors is an integer number (28963656).

Almost surely, 2230232011 is an apocalyptic number.

230232011 is a deficient number, since it is larger than the sum of its proper divisors (1477237).

230232011 is a wasteful number, since it uses less digits than its factorization.

230232011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2613.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 230232011 is about 15173.3981362119. The cubic root of 230232011 is about 612.8985148329.

Adding to 230232011 its reverse (110232032), we get a palindrome (340464043).

The spelling of 230232011 in words is "two hundred thirty million, two hundred thirty-two thousand, eleven".

Divisors: 1 281 431 1901 121111 534181 819331 230232011