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230609041 = 1317739157
BaseRepresentation
bin11011011111011…
…01000010010001
3121001221011010121
431233231002101
5433013442131
634514430241
75500100365
oct1557550221
9531834117
10230609041
11109199a93
1265292381
1338a13570
14228ad2a5
15153a3911
hexdbed091

230609041 has 4 divisors (see below), whose sum is σ = 248348212. Its totient is φ = 212869872.

The previous prime is 230609039. The next prime is 230609053. The reversal of 230609041 is 140906032.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 94653441 + 135955600 = 9729^2 + 11660^2 .

It is a cyclic number.

It is not a de Polignac number, because 230609041 - 21 = 230609039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230608997 and 230609015.

It is not an unprimeable number, because it can be changed into a prime (230609021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8869566 + ... + 8869591.

It is an arithmetic number, because the mean of its divisors is an integer number (62087053).

Almost surely, 2230609041 is an apocalyptic number.

It is an amenable number.

230609041 is a deficient number, since it is larger than the sum of its proper divisors (17739171).

230609041 is a wasteful number, since it uses less digits than its factorization.

230609041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17739170.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 230609041 is about 15185.8171001761. The cubic root of 230609041 is about 613.2328950674.

The spelling of 230609041 in words is "two hundred thirty million, six hundred nine thousand, forty-one".

Divisors: 1 13 17739157 230609041