Base | Representation |
---|---|
bin | 1100000010110011… |
… | …00001110010001101 |
3 | 121200121202202221202 |
4 | 12001121201302031 |
5 | 101220233421031 |
6 | 2545335035245 |
7 | 316142262062 |
oct | 60131416215 |
9 | 17617682852 |
10 | 6465920141 |
11 | 281893055a |
12 | 130550bb25 |
13 | 7c077ab65 |
14 | 454a52c69 |
15 | 27c9bd2cb |
hex | 181661c8d |
6465920141 has 2 divisors, whose sum is σ = 6465920142. Its totient is φ = 6465920140.
The previous prime is 6465920099. The next prime is 6465920179. The reversal of 6465920141 is 1410295646.
It is an a-pointer prime, because the next prime (6465920179) can be obtained adding 6465920141 to its sum of digits (38).
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4332404041 + 2133516100 = 65821^2 + 46190^2 .
It is a cyclic number.
It is not a de Polignac number, because 6465920141 - 218 = 6465657997 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 6465920095 and 6465920104.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (6465920941) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3232960070 + 3232960071.
It is an arithmetic number, because the mean of its divisors is an integer number (3232960071).
Almost surely, 26465920141 is an apocalyptic number.
It is an amenable number.
6465920141 is a deficient number, since it is larger than the sum of its proper divisors (1).
6465920141 is an equidigital number, since it uses as much as digits as its factorization.
6465920141 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 51840, while the sum is 38.
The square root of 6465920141 is about 80410.9454054608. The cubic root of 6465920141 is about 1862.9882344255.
The spelling of 6465920141 in words is "six billion, four hundred sixty-five million, nine hundred twenty thousand, one hundred forty-one".
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