Base | Representation |
---|---|
bin | 11101110101001110110110… |
… | …000010111011110010011001 |
3 | 122012112201210120002201021121 |
4 | 131311032312002323302121 |
5 | 114144101002033312101 |
6 | 1143013033402405241 |
7 | 36430663334055406 |
oct | 3565166602736231 |
9 | 565481716081247 |
10 | 131201420213401 |
11 | 388942343296aa |
12 | 1286b86a200821 |
13 | 5829319177c45 |
14 | 245827b17b2ad |
15 | 1027cb3cbd0a1 |
hex | 7753b60bbc99 |
131201420213401 has 8 divisors (see below), whose sum is σ = 131478524532320. Its totient is φ = 130924451837088.
The previous prime is 131201420213371. The next prime is 131201420213497. The reversal of 131201420213401 is 104312024102131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 131201420213401 - 213 = 131201420205209 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131201420210401) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32053251 + ... + 35913976.
It is an arithmetic number, because the mean of its divisors is an integer number (16434815566540).
Almost surely, 2131201420213401 is an apocalyptic number.
It is an amenable number.
131201420213401 is a deficient number, since it is larger than the sum of its proper divisors (277104318919).
131201420213401 is an equidigital number, since it uses as much as digits as its factorization.
131201420213401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67971303.
The product of its (nonzero) digits is 1152, while the sum is 25.
Adding to 131201420213401 its reverse (104312024102131), we get a palindrome (235513444315532).
The spelling of 131201420213401 in words is "one hundred thirty-one trillion, two hundred one billion, four hundred twenty million, two hundred thirteen thousand, four hundred one".
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