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230126605 = 579683853
BaseRepresentation
bin11011011011101…
…11010000001101
3121001000122100121
431231313100031
5432403022410
634500224541
75463021022
oct1555672015
9531018317
10230126605
1110899a585
126509b151
13388a4ab7
14227c5549
151530a9da
hexdb7740d

230126605 has 16 divisors (see below), whose sum is σ = 280385280. Its totient is φ = 181291968.

The previous prime is 230126597. The next prime is 230126621. The reversal of 230126605 is 506621032.

It is a cyclic number.

It is not a de Polignac number, because 230126605 - 23 = 230126597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 230126605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 269359 + ... + 270211.

It is an arithmetic number, because the mean of its divisors is an integer number (17524080).

Almost surely, 2230126605 is an apocalyptic number.

It is an amenable number.

230126605 is a deficient number, since it is larger than the sum of its proper divisors (50258675).

230126605 is an equidigital number, since it uses as much as digits as its factorization.

230126605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1620.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 230126605 is about 15169.9243570955. The cubic root of 230126605 is about 612.8049671082.

Adding to 230126605 its reverse (506621032), we get a palindrome (736747637).

The spelling of 230126605 in words is "two hundred thirty million, one hundred twenty-six thousand, six hundred five".

Divisors: 1 5 79 395 683 853 3415 4265 53957 67387 269785 336935 582599 2912995 46025321 230126605