Base | Representation |
---|---|
bin | 110100100001111011101010… |
… | …110110111100000001011011 |
3 | 1010022000021102000221100201011 |
4 | 310201323222312330001123 |
5 | 220240144403131401021 |
6 | 2135205453433034351 |
7 | 66443245333040026 |
oct | 6441735266740133 |
9 | 1108007360840634 |
10 | 231030231122011 |
11 | 67682409582752 |
12 | 21ab3258b559b7 |
13 | 9bbb098bc1929 |
14 | 4109ccc4261bd |
15 | 1ba995e65dde1 |
hex | d21eeadbc05b |
231030231122011 has 8 divisors (see below), whose sum is σ = 234178609952448. Its totient is φ = 227898733680000.
The previous prime is 231030231121933. The next prime is 231030231122059. The reversal of 231030231122011 is 110221132030132.
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 231030231122011 - 217 = 231030230990939 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (231030231123011) 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, 4220319550 + ... + 4220374291.
It is an arithmetic number, because the mean of its divisors is an integer number (29272326244056).
Almost surely, 2231030231122011 is an apocalyptic number.
231030231122011 is a deficient number, since it is larger than the sum of its proper divisors (3148378830437).
231030231122011 is a wasteful number, since it uses less digits than its factorization.
231030231122011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8440694213.
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 231030231122011 its reverse (110221132030132), we get a palindrome (341251363152143).
The spelling of 231030231122011 in words is "two hundred thirty-one trillion, thirty billion, two hundred thirty-one million, one hundred twenty-two thousand, eleven".
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