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230203312113 = 3191401750981
BaseRepresentation
bin1101011001100100101…
…1111100011111110001
3211000012021010220122210
43112121023330133301
512232424021441423
6253430503522333
722426436603355
oct3263113743761
9730167126583
10230203312113
11896a084a675
12387467593a9
131892885aca8
14b1db531465
155ec4d5db93
hex35992fc7f1

230203312113 has 8 divisors (see below), whose sum is σ = 308544754176. Its totient is φ = 152665372400.

The previous prime is 230203312109. The next prime is 230203312121. The reversal of 230203312113 is 311213302032.

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

It is a cyclic number.

It is not a de Polignac number, because 230203312113 - 22 = 230203312109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 230203312113.

It is not an unprimeable number, because it can be changed into a prime (230203312103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200874918 + ... + 200876063.

It is an arithmetic number, because the mean of its divisors is an integer number (38568094272).

Almost surely, 2230203312113 is an apocalyptic number.

It is an amenable number.

230203312113 is a deficient number, since it is larger than the sum of its proper divisors (78341442063).

230203312113 is a wasteful number, since it uses less digits than its factorization.

230203312113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401751175.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 230203312113 its reverse (311213302032), we get a palindrome (541416614145).

The spelling of 230203312113 in words is "two hundred thirty billion, two hundred three million, three hundred twelve thousand, one hundred thirteen".

Divisors: 1 3 191 573 401750981 1205252943 76734437371 230203312113