Base | Representation |
---|---|
bin | 1011010100100000111100… |
… | …0101000101010001000110 |
3 | 1122001221001120210111120010 |
4 | 2311020033011011101012 |
5 | 3112413043430324332 |
6 | 42250034301251050 |
7 | 2423161645102146 |
oct | 265101705052106 |
9 | 48057046714503 |
10 | 12447068214342 |
11 | 3a698545702a3 |
12 | 14903a9b63a86 |
13 | 6c39a457b218 |
14 | 310626d84926 |
15 | 168b9bae19cc |
hex | b520f145446 |
12447068214342 has 48 divisors (see below), whose sum is σ = 25282226511360. Its totient is φ = 4084679247792.
The previous prime is 12447068214289. The next prime is 12447068214419. The reversal of 12447068214342 is 24341286074421.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 12447068214291 and 12447068214300.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56964823 + ... + 57182909.
It is an arithmetic number, because the mean of its divisors is an integer number (526713052320).
Almost surely, 212447068214342 is an apocalyptic number.
12447068214342 is an abundant number, since it is smaller than the sum of its proper divisors (12835158297018).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12447068214342 is an equidigital number, since it uses as much as digits as its factorization.
12447068214342 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 218865 (or 218518 counting only the distinct ones).
The product of its (nonzero) digits is 2064384, while the sum is 48.
The spelling of 12447068214342 in words is "twelve trillion, four hundred forty-seven billion, sixty-eight million, two hundred fourteen thousand, three hundred forty-two".
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