Base | Representation |
---|---|
bin | 1110000111011100100111… |
… | …11110010001100111001101 |
3 | 11001220121101001222112120022 |
4 | 13003232103332101213031 |
5 | 13032043422033132023 |
6 | 150004332302431525 |
7 | 6352503634543253 |
oct | 703562376214715 |
9 | 131817331875508 |
10 | 31042211224013 |
11 | 9988a22a70350 |
12 | 35942318925a5 |
13 | 144236391b702 |
14 | 7946459205d3 |
15 | 38c72c20e7c8 |
hex | 1c3b93f919cd |
31042211224013 has 16 divisors (see below), whose sum is σ = 33991421008896. Its totient is φ = 28114244059440.
The previous prime is 31042211223979. The next prime is 31042211224067.
It is a happy number.
31042211224013 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 31042211224013 - 218 = 31042210961869 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 (31042211229013) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12977756 + ... + 15182442.
It is an arithmetic number, because the mean of its divisors is an integer number (2124463813056).
Almost surely, 231042211224013 is an apocalyptic number.
It is an amenable number.
31042211224013 is a deficient number, since it is larger than the sum of its proper divisors (2949209784883).
31042211224013 is a wasteful number, since it uses less digits than its factorization.
31042211224013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2209504.
The product of its (nonzero) digits is 2304, while the sum is 26.
It can be divided in two parts, 3104221 and 1224013, that added together give a palindrome (4328234).
The spelling of 31042211224013 in words is "thirty-one trillion, forty-two billion, two hundred eleven million, two hundred twenty-four thousand, thirteen".
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