Base | Representation |
---|---|
bin | 111101001101100011… |
… | …0111111101100100010 |
3 | 110120022001211222220222 |
4 | 1322123012333230202 |
5 | 4123203014233442 |
6 | 140215442003042 |
7 | 12332325536162 |
oct | 1723306775442 |
9 | 416261758828 |
10 | 131451321122 |
11 | 50825931180 |
12 | 21586946482 |
13 | c51b781b24 |
14 | 651013a5a2 |
15 | 36454948d2 |
hex | 1e9b1bfb22 |
131451321122 has 8 divisors (see below), whose sum is σ = 215102161872. Its totient is φ = 59750600500.
The previous prime is 131451321119. The next prime is 131451321137. The reversal of 131451321122 is 221123154131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 131451321091 and 131451321100.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2987530004 + ... + 2987530047.
It is an arithmetic number, because the mean of its divisors is an integer number (26887770234).
Almost surely, 2131451321122 is an apocalyptic number.
131451321122 is a deficient number, since it is larger than the sum of its proper divisors (83650840750).
131451321122 is a wasteful number, since it uses less digits than its factorization.
131451321122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5975060064.
The product of its digits is 1440, while the sum is 26.
Adding to 131451321122 its reverse (221123154131), we get a palindrome (352574475253).
The spelling of 131451321122 in words is "one hundred thirty-one billion, four hundred fifty-one million, three hundred twenty-one thousand, one hundred twenty-two".
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