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230115050 = 25211418391
BaseRepresentation
bin11011011011101…
…00011011101010
3121001000001111122
431231310123222
5432402140200
634500055242
75462642234
oct1555643352
9531001448
10230115050
11108991930
1265094522
133889c769
14227c1254
1515307385
hexdb746ea

230115050 has 24 divisors (see below), whose sum is σ = 466925472. Its totient is φ = 83678000.

The previous prime is 230115049. The next prime is 230115073. The reversal of 230115050 is 50511032.

It is a Curzon number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 208646 + ... + 209745.

It is an arithmetic number, because the mean of its divisors is an integer number (19455228).

Almost surely, 2230115050 is an apocalyptic number.

230115050 is an abundant number, since it is smaller than the sum of its proper divisors (236810422).

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

230115050 is a wasteful number, since it uses less digits than its factorization.

230115050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418414 (or 418409 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 230115050 is about 15169.5435000530. The cubic root of 230115050 is about 612.7947103195.

Adding to 230115050 its reverse (50511032), we get a palindrome (280626082).

The spelling of 230115050 in words is "two hundred thirty million, one hundred fifteen thousand, fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 275 550 418391 836782 2091955 4183910 4602301 9204602 10459775 20919550 23011505 46023010 115057525 230115050