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230228803 = 73838087
BaseRepresentation
bin11011011100100…
…00001101000011
3121001012211112201
431232100031003
5432414310203
634502334031
75463625000
oct1556201503
9531184481
10230228803
11108a5a342
126512a317
133890c47c
14228108a7
151532ae1d
hexdb90343

230228803 has 16 divisors (see below), whose sum is σ = 271756800. Its totient is φ = 194937288.

The previous prime is 230228783. The next prime is 230228809. The reversal of 230228803 is 308822032.

It is not a de Polignac number, because 230228803 - 29 = 230228291 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230228809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24426 + ... + 32512.

It is an arithmetic number, because the mean of its divisors is an integer number (16984800).

Almost surely, 2230228803 is an apocalyptic number.

230228803 is a deficient number, since it is larger than the sum of its proper divisors (41527997).

230228803 is an frugal number, since it uses more digits than its factorization.

230228803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8191 (or 8177 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 230228803 is about 15173.2924245201. The cubic root of 230228803 is about 612.8956681573.

The spelling of 230228803 in words is "two hundred thirty million, two hundred twenty-eight thousand, eight hundred three".

Divisors: 1 7 49 83 343 581 4067 8087 28469 56609 396263 671221 2773841 4698547 32889829 230228803