Base | Representation |
---|---|
bin | 111101000110010111… |
… | …0111001001100011100 |
3 | 110112200020222210221121 |
4 | 1322030232321030130 |
5 | 4122204242401022 |
6 | 140135504140324 |
7 | 12323336430604 |
oct | 1721456711434 |
9 | 415606883847 |
10 | 131210122012 |
11 | 50711769772 |
12 | 2151a0076a4 |
13 | c4b0801268 |
14 | 64ca0b1c04 |
15 | 362e1ed2c7 |
hex | 1e8cbb931c |
131210122012 has 6 divisors (see below), whose sum is σ = 229617713528. Its totient is φ = 65605061004.
The previous prime is 131210122003. The next prime is 131210122031. The reversal of 131210122012 is 210221012131.
It is a super-2 number, since 2×1312101220122 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16401265248 + ... + 16401265255.
Almost surely, 2131210122012 is an apocalyptic number.
It is an amenable number.
131210122012 is a deficient number, since it is larger than the sum of its proper divisors (98407591516).
131210122012 is a wasteful number, since it uses less digits than its factorization.
131210122012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32802530507 (or 32802530505 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 131210122012 its reverse (210221012131), we get a palindrome (341431134143).
The spelling of 131210122012 in words is "one hundred thirty-one billion, two hundred ten million, one hundred twenty-two thousand, twelve".
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