Base | Representation |
---|---|
bin | 1101011101101010100… |
… | …0011110101011110111 |
3 | 211010000210020001021111 |
4 | 3113122220132223313 |
5 | 12242201113424343 |
6 | 254131445455451 |
7 | 22465601464063 |
oct | 3273250365367 |
9 | 733023201244 |
10 | 231301311223 |
11 | 8a104618654 |
12 | 389b2411587 |
13 | 18a7218acc8 |
14 | b2a32acaa3 |
15 | 603b44bc9d |
hex | 35daa1eaf7 |
231301311223 has 8 divisors (see below), whose sum is σ = 236819792000. Its totient is φ = 225789166008.
The previous prime is 231301311203. The next prime is 231301311239. The reversal of 231301311223 is 322113103132.
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 231301311223 - 225 = 231267756791 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 231301311194 and 231301311203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231301311203) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1509963 + ... + 1656076.
It is an arithmetic number, because the mean of its divisors is an integer number (29602474000).
Almost surely, 2231301311223 is an apocalyptic number.
231301311223 is a deficient number, since it is larger than the sum of its proper divisors (5518480777).
231301311223 is a wasteful number, since it uses less digits than its factorization.
231301311223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3167781.
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 231301311223 its reverse (322113103132), we get a palindrome (553414414355).
The spelling of 231301311223 in words is "two hundred thirty-one billion, three hundred one million, three hundred eleven thousand, two hundred twenty-three".
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