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230366133 = 3317796353
BaseRepresentation
bin11011011101100…
…01101110110101
3121001110210221000
431232301232311
5432433204013
634505313513
75465036244
oct1556615665
9531423830
10230366133
11109043538
1265195899
1338959b2a
142284895b
1515356973
hexdbb1bb5

230366133 has 32 divisors (see below), whose sum is σ = 365990400. Its totient is φ = 142691328.

The previous prime is 230366131. The next prime is 230366161. The reversal of 230366133 is 331663032.

It is not a de Polignac number, because 230366133 - 21 = 230366131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 230366097 and 230366106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230366131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33085 + ... + 39437.

It is an arithmetic number, because the mean of its divisors is an integer number (11437200).

Almost surely, 2230366133 is an apocalyptic number.

It is an amenable number.

230366133 is a deficient number, since it is larger than the sum of its proper divisors (135624267).

230366133 is a wasteful number, since it uses less digits than its factorization.

230366133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6458 (or 6452 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

The square root of 230366133 is about 15177.8171355436. The cubic root of 230366133 is about 613.0175067097.

The spelling of 230366133 in words is "two hundred thirty million, three hundred sixty-six thousand, one hundred thirty-three".

Divisors: 1 3 9 17 27 51 79 153 237 459 711 1343 2133 4029 6353 12087 19059 36261 57177 108001 171531 324003 501887 972009 1505661 2916027 4516983 8532079 13550949 25596237 76788711 230366133