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230133303 = 3237739467
BaseRepresentation
bin11011011011110…
…00111000110111
3121001000222112200
431231320320313
5432403231203
634500315543
75463046401
oct1555707067
9531028480
10230133303
111089a4614
12650a2bb3
13388a7b6a
14227c7b71
151530c9a3
hexdb78e37

230133303 has 24 divisors (see below), whose sum is σ = 346112208. Its totient is φ = 147215232.

The previous prime is 230133289. The next prime is 230133307. The reversal of 230133303 is 303331032.

230133303 is a `hidden beast` number, since 230 + 133 + 303 = 666.

It is not a de Polignac number, because 230133303 - 28 = 230133047 is a prime.

It is a super-2 number, since 2×2301333032 = 105922674299379618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230133307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19576 + ... + 29042.

It is an arithmetic number, because the mean of its divisors is an integer number (14421342).

Almost surely, 2230133303 is an apocalyptic number.

230133303 is a deficient number, since it is larger than the sum of its proper divisors (115978905).

230133303 is a wasteful number, since it uses less digits than its factorization.

230133303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9583 (or 9580 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 18.

The square root of 230133303 is about 15170.1451212571. The cubic root of 230133303 is about 612.8109124267.

Adding to 230133303 its reverse (303331032), we get a palindrome (533464335).

The spelling of 230133303 in words is "two hundred thirty million, one hundred thirty-three thousand, three hundred three".

Divisors: 1 3 9 37 73 111 219 333 657 2701 8103 9467 24309 28401 85203 350279 691091 1050837 2073273 3152511 6219819 25570367 76711101 230133303