Base | Representation |
---|---|
bin | 111101001001011010… |
… | …0000001100100010010 |
3 | 110112221100221101001011 |
4 | 1322102310001210102 |
5 | 4122411401132242 |
6 | 140153550401134 |
7 | 12326015456122 |
oct | 1722264014422 |
9 | 415840841034 |
10 | 131312130322 |
11 | 5076430205a |
12 | 215482001aa |
13 | c4c8998bc9 |
14 | 64d9866c82 |
15 | 363814cd17 |
hex | 1e92d01912 |
131312130322 has 8 divisors (see below), whose sum is σ = 196972167996. Its totient is φ = 65654740992.
The previous prime is 131312130319. The next prime is 131312130331. The reversal of 131312130322 is 223031213131.
It can be written as a sum of positive squares in 2 ways, for example, as 122164929441 + 9147200881 = 349521^2 + 95641^2 .
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 = 131312130293 and 131312130302.
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, 533103 + ... + 739474.
Almost surely, 2131312130322 is an apocalyptic number.
131312130322 is a deficient number, since it is larger than the sum of its proper divisors (65660037674).
131312130322 is a wasteful number, since it uses less digits than its factorization.
131312130322 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1324172.
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 131312130322 its reverse (223031213131), we get a palindrome (354343343453).
The spelling of 131312130322 in words is "one hundred thirty-one billion, three hundred twelve million, one hundred thirty thousand, three hundred twenty-two".
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