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230366061 = 3225596229
BaseRepresentation
bin11011011101100…
…01101101101101
3121001110210211100
431232301231231
5432433203221
634505313313
75465036112
oct1556615555
9531423740
10230366061
11109043482
1265195839
1338959aa3
1422848909
1515356926
hexdbb1b6d

230366061 has 6 divisors (see below), whose sum is σ = 332750990. Its totient is φ = 153577368.

The previous prime is 230366057. The next prime is 230366063. The reversal of 230366061 is 160663032.

230366061 is a `hidden beast` number, since 23 + 0 + 36 + 606 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 224820036 + 5546025 = 14994^2 + 2355^2 .

It is not a de Polignac number, because 230366061 - 22 = 230366057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230366063) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12798106 + ... + 12798123.

Almost surely, 2230366061 is an apocalyptic number.

It is an amenable number.

230366061 is a deficient number, since it is larger than the sum of its proper divisors (102384929).

230366061 is a wasteful number, since it uses less digits than its factorization.

230366061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25596235 (or 25596232 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 230366061 is about 15177.8147636608. The cubic root of 230366061 is about 613.0174428443.

The spelling of 230366061 in words is "two hundred thirty million, three hundred sixty-six thousand, sixty-one".

Divisors: 1 3 9 25596229 76788687 230366061