Base | Representation |
---|---|
bin | 1101011101000010001… |
… | …1000110101101000001 |
3 | 211002120222212202102110 |
4 | 3113100203012231001 |
5 | 12241324311130423 |
6 | 254103003405533 |
7 | 22461445455513 |
oct | 3272043065501 |
9 | 732528782373 |
10 | 231132130113 |
11 | 8a028075355 |
12 | 389658238a9 |
13 | 18a46104641 |
14 | b288a2dbb3 |
15 | 602b67e193 |
hex | 35d08c6b41 |
231132130113 has 8 divisors (see below), whose sum is σ = 308244417408. Its totient is φ = 154053964784.
The previous prime is 231132130091. The next prime is 231132130139. The reversal of 231132130113 is 311031231132.
It is a happy number.
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 231132130113 - 28 = 231132129857 is a prime.
It is a super-2 number, since 2×2311321301132 (a number of 24 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 231132130113.
It is not an unprimeable number, because it can be changed into a prime (231132137113) 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, 8514681 + ... + 8541782.
It is an arithmetic number, because the mean of its divisors is an integer number (38530552176).
Almost surely, 2231132130113 is an apocalyptic number.
It is an amenable number.
231132130113 is a deficient number, since it is larger than the sum of its proper divisors (77112287295).
231132130113 is a wasteful number, since it uses less digits than its factorization.
231132130113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17060983.
The product of its (nonzero) digits is 324, while the sum is 21.
Adding to 231132130113 its reverse (311031231132), we get a palindrome (542163361245).
The spelling of 231132130113 in words is "two hundred thirty-one billion, one hundred thirty-two million, one hundred thirty thousand, one hundred thirteen".
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