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230029185 = 3537414467
BaseRepresentation
bin11011011010111…
…11011110000001
3121000211200201110
431231133132001
5432341413220
634454153533
75462134011
oct1555373601
9530750643
10230029185
11108933371
12650528a9
133886c659
142279bc41
15152dbbe0
hexdb5f781

230029185 has 16 divisors (see below), whose sum is σ = 377994816. Its totient is φ = 119366208.

The previous prime is 230029171. The next prime is 230029199. The reversal of 230029185 is 581920032.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (230029171) and next prime (230029199).

It is not a de Polignac number, because 230029185 - 25 = 230029153 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 206679 + ... + 207788.

It is an arithmetic number, because the mean of its divisors is an integer number (23624676).

Almost surely, 2230029185 is an apocalyptic number.

It is an amenable number.

230029185 is a deficient number, since it is larger than the sum of its proper divisors (147965631).

230029185 is a wasteful number, since it uses less digits than its factorization.

230029185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414512.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 230029185 is about 15166.7130585371. The cubic root of 230029185 is about 612.7184815465.

The spelling of 230029185 in words is "two hundred thirty million, twenty-nine thousand, one hundred eighty-five".

Divisors: 1 3 5 15 37 111 185 555 414467 1243401 2072335 6217005 15335279 46005837 76676395 230029185