Base | Representation |
---|---|
bin | 100101101001001111001101… |
… | …0111011101110111101101000 |
3 | 1121102102001121101010220102211 |
4 | 1023102132122323232331220 |
5 | 321400110103334111430 |
6 | 3132123504211134504 |
7 | 126513566113356565 |
oct | 11322363273567550 |
9 | 1542361541126384 |
10 | 331123103035240 |
11 | 9656257933591a |
12 | 31179a612a4434 |
13 | 1129ba0bb45689 |
14 | 5baa62d71986c |
15 | 284341249c72a |
hex | 12d279aeeef68 |
331123103035240 has 16 divisors (see below), whose sum is σ = 745026981829380. Its totient is φ = 132449241214080.
The previous prime is 331123103035187. The next prime is 331123103035247. The reversal of 331123103035240 is 42530301321133.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 325472413049316 + 5650689985924 = 18040854^2 + 2377118^2 .
It is not an unprimeable number, because it can be changed into a prime (331123103035247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4139038787901 + ... + 4139038787980.
Almost surely, 2331123103035240 is an apocalyptic number.
It is an amenable number.
331123103035240 is an abundant number, since it is smaller than the sum of its proper divisors (413903878794140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331123103035240 is a wasteful number, since it uses less digits than its factorization.
331123103035240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8278077575892 (or 8278077575888 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 31.
Adding to 331123103035240 its reverse (42530301321133), we get a palindrome (373653404356373).
The spelling of 331123103035240 in words is "three hundred thirty-one trillion, one hundred twenty-three billion, one hundred three million, thirty-five thousand, two hundred forty".
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