Base | Representation |
---|---|
bin | 111101000100011001… |
… | …1011011111111010001 |
3 | 110112111122221211202200 |
4 | 1322020303123333101 |
5 | 4122040404013431 |
6 | 140125151233413 |
7 | 12321606225531 |
oct | 1721063337721 |
9 | 415448854680 |
10 | 131144204241 |
11 | 50688536776 |
12 | 214bbb18869 |
13 | c49cc6186b |
14 | 64c14334c1 |
15 | 362852bee6 |
hex | 1e88cdbfd1 |
131144204241 has 24 divisors (see below), whose sum is σ = 199596109440. Its totient is φ = 82746684000.
The previous prime is 131144204221. The next prime is 131144204309. The reversal of 131144204241 is 142402441131.
It is not a de Polignac number, because 131144204241 - 25 = 131144204209 is a prime.
It is not an unprimeable number, because it can be changed into a prime (131144204221) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 200985 + ... + 550166.
It is an arithmetic number, because the mean of its divisors is an integer number (8316504560).
Almost surely, 2131144204241 is an apocalyptic number.
It is an amenable number.
131144204241 is a deficient number, since it is larger than the sum of its proper divisors (68451905199).
131144204241 is a wasteful number, since it uses less digits than its factorization.
131144204241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 752197 (or 752194 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
Adding to 131144204241 its reverse (142402441131), we get a palindrome (273546645372).
The spelling of 131144204241 in words is "one hundred thirty-one billion, one hundred forty-four million, two hundred four thousand, two hundred forty-one".
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