Base | Representation |
---|---|
bin | 1110010001111001010011… |
… | …01000101000111101101111 |
3 | 11010011220222221000110020021 |
4 | 13020330221220220331233 |
5 | 13103434131312423323 |
6 | 150441303020503011 |
7 | 6420443055425203 |
oct | 710745150507557 |
9 | 133156887013207 |
10 | 31401204420463 |
11 | a0071a32a4259 |
12 | 363191b9aaa67 |
13 | 146a175727647 |
14 | 7a7b7d916b03 |
15 | 396c3da4905d |
hex | 1c8f29a28f6f |
31401204420463 has 2 divisors, whose sum is σ = 31401204420464. Its totient is φ = 31401204420462.
The previous prime is 31401204420293. The next prime is 31401204420529. The reversal of 31401204420463 is 36402440210413.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 31401204420463 - 29 = 31401204419951 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (31401204420163) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15700602210231 + 15700602210232.
It is an arithmetic number, because the mean of its divisors is an integer number (15700602210232).
Almost surely, 231401204420463 is an apocalyptic number.
31401204420463 is a deficient number, since it is larger than the sum of its proper divisors (1).
31401204420463 is an equidigital number, since it uses as much as digits as its factorization.
31401204420463 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 55296, while the sum is 34.
Adding to 31401204420463 its reverse (36402440210413), we get a palindrome (67803644630876).
The spelling of 31401204420463 in words is "thirty-one trillion, four hundred one billion, two hundred four million, four hundred twenty thousand, four hundred sixty-three".
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