Base | Representation |
---|---|
bin | 11101110101011000111111… |
… | …101111100101111001100101 |
3 | 122012120202221012121011221012 |
4 | 131311120333233211321211 |
5 | 114144240313001132123 |
6 | 1143022035142032005 |
7 | 36431530421416064 |
oct | 3565307757457145 |
9 | 565522835534835 |
10 | 131212320333413 |
11 | 38898918148150 |
12 | 128719b0718605 |
13 | 582a3654a15b7 |
14 | 24589d2a8c1db |
15 | 1028200bcd378 |
hex | 77563fbe5e65 |
131212320333413 has 8 divisors (see below), whose sum is σ = 143141413082976. Its totient is φ = 119283344249200.
The previous prime is 131212320333383. The next prime is 131212320333463. The reversal of 131212320333413 is 314333023212131.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-131212320333413 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 131212320333413.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131212320333463) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26806406 + ... + 31321047.
It is an arithmetic number, because the mean of its divisors is an integer number (17892676635372).
Almost surely, 2131212320333413 is an apocalyptic number.
It is an amenable number.
131212320333413 is a deficient number, since it is larger than the sum of its proper divisors (11929092749563).
131212320333413 is a wasteful number, since it uses less digits than its factorization.
131212320333413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58332675.
The product of its (nonzero) digits is 23328, while the sum is 32.
Adding to 131212320333413 its reverse (314333023212131), we get a palindrome (445545343545544).
The spelling of 131212320333413 in words is "one hundred thirty-one trillion, two hundred twelve billion, three hundred twenty million, three hundred thirty-three thousand, four hundred thirteen".
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