Base | Representation |
---|---|
bin | 11101110101100011010000… |
… | …000110111101001111010110 |
3 | 122012121211100122120122201210 |
4 | 131311203100012331033112 |
5 | 114144430341032441042 |
6 | 1143031055555002250 |
7 | 36432400334612016 |
oct | 3565432006751726 |
9 | 565554318518653 |
10 | 131223332312022 |
11 | 388a2559117715 |
12 | 12873b64599386 |
13 | 582b3cba31282 |
14 | 2459359399c46 |
15 | 1028647836a9c |
hex | 7758d01bd3d6 |
131223332312022 has 48 divisors (see below), whose sum is σ = 288406369420560. Its totient is φ = 39748514437632.
The previous prime is 131223332311999. The next prime is 131223332312041. The reversal of 131223332312022 is 220213233322131.
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, 1304719753 + ... + 1304820324.
It is an arithmetic number, because the mean of its divisors is an integer number (6008466029595).
Almost surely, 2131223332312022 is an apocalyptic number.
131223332312022 is an abundant number, since it is smaller than the sum of its proper divisors (157183037108538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131223332312022 is a wasteful number, since it uses less digits than its factorization.
131223332312022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2609540145 (or 2609540128 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 30.
Adding to 131223332312022 its reverse (220213233322131), we get a palindrome (351436565634153).
The spelling of 131223332312022 in words is "one hundred thirty-one trillion, two hundred twenty-three billion, three hundred thirty-two million, three hundred twelve thousand, twenty-two".
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