Base | Representation |
---|---|
bin | 111100110010001010… |
… | …0000011101000100001 |
3 | 110110220222222120000101 |
4 | 1321210110003220201 |
5 | 4114312142420431 |
6 | 135544321422401 |
7 | 12300463451431 |
oct | 1714424035041 |
9 | 413828876011 |
10 | 130531998241 |
11 | 503a3a012a7 |
12 | 2136aa9aa01 |
13 | c4031812a8 |
14 | 6463dd02c1 |
15 | 35de8ec961 |
hex | 1e64503a21 |
130531998241 has 8 divisors (see below), whose sum is σ = 131273559144. Its totient is φ = 129790661760.
The previous prime is 130531998217. The next prime is 130531998253. The reversal of 130531998241 is 142899135031.
It can be written as a sum of positive squares in 4 ways, for example, as 24253390225 + 106278608016 = 155735^2 + 326004^2 .
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 130531998241 - 229 = 129995127329 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 130531998191 and 130531998200.
It is not an unprimeable number, because it can be changed into a prime (130531998271) 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, 1188531 + ... + 1293703.
It is an arithmetic number, because the mean of its divisors is an integer number (16409194893).
Almost surely, 2130531998241 is an apocalyptic number.
It is an amenable number.
130531998241 is a deficient number, since it is larger than the sum of its proper divisors (741560903).
130531998241 is a wasteful number, since it uses less digits than its factorization.
130531998241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112211.
The product of its (nonzero) digits is 233280, while the sum is 46.
The spelling of 130531998241 in words is "one hundred thirty billion, five hundred thirty-one million, nine hundred ninety-eight thousand, two hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •