Base | Representation |
---|---|
bin | 10000110111110… |
… | …01010110010001 |
3 | 100212022111100212 |
4 | 20123321112101 |
5 | 242212434023 |
6 | 22013253505 |
7 | 3335663255 |
oct | 1033712621 |
9 | 325274325 |
10 | 141530513 |
11 | 72987a73 |
12 | 3b494295 |
13 | 23424b87 |
14 | 14b22265 |
15 | c659e78 |
hex | 86f9591 |
141530513 has 8 divisors (see below), whose sum is σ = 146101032. Its totient is φ = 136999296.
The previous prime is 141530497. The next prime is 141530611. The reversal of 141530513 is 315035141.
141530513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 41770369 + 99760144 = 6463^2 + 9988^2 .
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 141530513 - 24 = 141530497 is a prime.
It is a super-2 number, since 2×1415305132 = 40061772220086338, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (141530713) 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, 2420 + ... + 16997.
It is an arithmetic number, because the mean of its divisors is an integer number (18262629).
Almost surely, 2141530513 is an apocalyptic number.
It is an amenable number.
141530513 is a deficient number, since it is larger than the sum of its proper divisors (4570519).
141530513 is a wasteful number, since it uses less digits than its factorization.
141530513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19651.
The product of its (nonzero) digits is 900, while the sum is 23.
The square root of 141530513 is about 11896.6597412887. The cubic root of 141530513 is about 521.1347421362.
Adding to 141530513 its reverse (315035141), we get a palindrome (456565654).
The spelling of 141530513 in words is "one hundred forty-one million, five hundred thirty thousand, five hundred thirteen".
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