Base | Representation |
---|---|
bin | 110100010110001001001100… |
… | …101010111011101101001101 |
3 | 1010012010211101020012020110002 |
4 | 310112021030222323231031 |
5 | 220133411303032320323 |
6 | 2133345355315254045 |
7 | 66330566162256602 |
oct | 6426111452735515 |
9 | 1105124336166402 |
10 | 230220123323213 |
11 | 6739a895876131 |
12 | 219a22515aa325 |
13 | 9b5c883b1362a |
14 | 40bc9db8ba6a9 |
15 | 1b93848cb8828 |
hex | d1624cabbb4d |
230220123323213 has 4 divisors (see below), whose sum is σ = 232593526656540. Its totient is φ = 227846719989888.
The previous prime is 230220123323207. The next prime is 230220123323231. The reversal of 230220123323213 is 312323321022032.
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 106834281028489 + 123385842294724 = 10336067^2 + 11107918^2 .
It is a cyclic number.
It is not a de Polignac number, because 230220123323213 - 232 = 230215828355917 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230220123323293) 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, 1186701666518 + ... + 1186701666711.
It is an arithmetic number, because the mean of its divisors is an integer number (58148381664135).
Almost surely, 2230220123323213 is an apocalyptic number.
It is an amenable number.
230220123323213 is a deficient number, since it is larger than the sum of its proper divisors (2373403333327).
230220123323213 is an equidigital number, since it uses as much as digits as its factorization.
230220123323213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2373403333326.
The product of its (nonzero) digits is 15552, while the sum is 29.
Adding to 230220123323213 its reverse (312323321022032), we get a palindrome (542543444345245).
The spelling of 230220123323213 in words is "two hundred thirty trillion, two hundred twenty billion, one hundred twenty-three million, three hundred twenty-three thousand, two hundred thirteen".
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