Base | Representation |
---|---|
bin | 1111100011111… |
… | …11001100100001 |
3 | 100002122100021102 |
4 | 13301333030201 |
5 | 231404410132 |
6 | 20542004145 |
7 | 3143415653 |
oct | 761771441 |
9 | 302570242 |
10 | 130544417 |
11 | 67763a53 |
12 | 37876655 |
13 | 21079523 |
14 | 134a26d3 |
15 | b6d9c62 |
hex | 7c7f321 |
130544417 has 2 divisors, whose sum is σ = 130544418. Its totient is φ = 130544416.
The previous prime is 130544371. The next prime is 130544471. The reversal of 130544417 is 714445031.
It is a happy number.
Together with next prime (130544471) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 76020961 + 54523456 = 8719^2 + 7384^2 .
It is a cyclic number.
It is not a de Polignac number, because 130544417 - 224 = 113767201 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 130544417.
It is not a weakly prime, because it can be changed into another prime (130544017) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65272208 + 65272209.
It is an arithmetic number, because the mean of its divisors is an integer number (65272209).
Almost surely, 2130544417 is an apocalyptic number.
It is an amenable number.
130544417 is a deficient number, since it is larger than the sum of its proper divisors (1).
130544417 is an equidigital number, since it uses as much as digits as its factorization.
130544417 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 130544417 is about 11425.6035726783. The cubic root of 130544417 is about 507.2858724418.
Adding to 130544417 its reverse (714445031), we get a palindrome (844989448).
It can be divided in two parts, 13054 and 4417, that added together give a palindrome (17471).
The spelling of 130544417 in words is "one hundred thirty million, five hundred forty-four thousand, four hundred seventeen".
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