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230252433 = 3412696959
BaseRepresentation
bin11011011100101…
…01111110010001
3121001021000221220
431232111332101
5432421034213
634503035253
75464053615
oct1556257621
9531230856
10230252433
11108a76074
126513bb29
133891a158
1422819345
1515332e23
hexdb95f91

230252433 has 16 divisors (see below), whose sum is σ = 315705600. Its totient is φ = 149179520.

The previous prime is 230252411. The next prime is 230252441. The reversal of 230252433 is 334252032.

It is a cyclic number.

It is not a de Polignac number, because 230252433 - 28 = 230252177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230252833) by changing a digit.

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, 29608 + ... + 36566.

It is an arithmetic number, because the mean of its divisors is an integer number (19731600).

Almost surely, 2230252433 is an apocalyptic number.

It is an amenable number.

230252433 is a deficient number, since it is larger than the sum of its proper divisors (85453167).

230252433 is a wasteful number, since it uses less digits than its factorization.

230252433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7272.

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 230252433 is about 15174.0710753575. The cubic root of 230252433 is about 612.9166360365.

The spelling of 230252433 in words is "two hundred thirty million, two hundred fifty-two thousand, four hundred thirty-three".

Divisors: 1 3 41 123 269 807 6959 11029 20877 33087 285319 855957 1871971 5615913 76750811 230252433