Base | Representation |
---|---|
bin | 111101001001000011… |
… | …0101000100000100001 |
3 | 110112220112112211111222 |
4 | 1322102012220200201 |
5 | 4122400324344301 |
6 | 140152443344425 |
7 | 12325512356606 |
oct | 1722206504041 |
9 | 415815484458 |
10 | 131300231201 |
11 | 50758615077 |
12 | 21544222115 |
13 | c4c6390ac9 |
14 | 64d804a6ad |
15 | 363709c31b |
hex | 1e921a8821 |
131300231201 has 8 divisors (see below), whose sum is σ = 133497206784. Its totient is φ = 129112913440.
The previous prime is 131300231107. The next prime is 131300231213. The reversal of 131300231201 is 102132003131.
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 131300231201 - 210 = 131300230177 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 131300231201.
It is not an unprimeable number, because it can be changed into a prime (131300231701) 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, 2387036 + ... + 2441421.
It is an arithmetic number, because the mean of its divisors is an integer number (16687150848).
Almost surely, 2131300231201 is an apocalyptic number.
It is an amenable number.
131300231201 is a deficient number, since it is larger than the sum of its proper divisors (2196975583).
131300231201 is an equidigital number, since it uses as much as digits as its factorization.
131300231201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4828911.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 131300231201 its reverse (102132003131), we get a palindrome (233432234332).
The spelling of 131300231201 in words is "one hundred thirty-one billion, three hundred million, two hundred thirty-one thousand, two hundred one".
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