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230042323 = 7254312923
BaseRepresentation
bin11011011011000…
…10101011010011
3121000212100202001
431231202223103
5432342323243
634454334431
75462220220
oct1555425323
9530770661
10230042323
11108942225
126505a417
1338875624
14227a2947
15152e0a4d
hexdb62ad3

230042323 has 8 divisors (see below), whose sum is σ = 263029248. Its totient is φ = 197086344.

The previous prime is 230042321. The next prime is 230042327. The reversal of 230042323 is 323240032.

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

It is not a de Polignac number, because 230042323 - 21 = 230042321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 230042323.

It is not an unprimeable number, because it can be changed into a prime (230042321) 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, 11340 + ... + 24262.

It is an arithmetic number, because the mean of its divisors is an integer number (32878656).

Almost surely, 2230042323 is an apocalyptic number.

230042323 is a deficient number, since it is larger than the sum of its proper divisors (32986925).

230042323 is a wasteful number, since it uses less digits than its factorization.

230042323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15473.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 230042323 is about 15167.1461719072. The cubic root of 230042323 is about 612.7301463593.

Adding to 230042323 its reverse (323240032), we get a palindrome (553282355).

The spelling of 230042323 in words is "two hundred thirty million, forty-two thousand, three hundred twenty-three".

Divisors: 1 7 2543 12923 17801 90461 32863189 230042323