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230623061 = 4322932339
BaseRepresentation
bin11011011111100…
…00011101010101
3121001221212100212
431233300131111
5433014414221
634515015205
75500156304
oct1557603525
9531855325
10230623061
111091a9579
126529a505
1338a19a66
14228b443b
15153a7b5b
hexdbf0755

230623061 has 8 divisors (see below), whose sum is σ = 236190240. Its totient is φ = 225065232.

The previous prime is 230623027. The next prime is 230623091. The reversal of 230623061 is 160326032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-230623061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230623021) 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 7 ways as a sum of consecutive naturals, for example, 97430 + ... + 99768.

It is an arithmetic number, because the mean of its divisors is an integer number (29523780).

Almost surely, 2230623061 is an apocalyptic number.

It is an amenable number.

230623061 is a deficient number, since it is larger than the sum of its proper divisors (5567179).

230623061 is a wasteful number, since it uses less digits than its factorization.

230623061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4675.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 230623061 is about 15186.2787080970. The cubic root of 230623061 is about 613.2453220896.

Adding to 230623061 its reverse (160326032), we get a palindrome (390949093).

The spelling of 230623061 in words is "two hundred thirty million, six hundred twenty-three thousand, sixty-one".

Divisors: 1 43 2293 2339 98599 100577 5363327 230623061