Base | Representation |
---|---|
bin | 1111001001110011… |
… | …00011011110010001 |
3 | 202222221221000210202 |
4 | 13210321203132101 |
5 | 113130111310144 |
6 | 3423130504545 |
7 | 405412366220 |
oct | 74471433621 |
9 | 22887830722 |
10 | 8135260049 |
11 | 34a5162314 |
12 | 16b0595155 |
13 | 9c8580b57 |
14 | 572636cb7 |
15 | 32931764e |
hex | 1e4e63791 |
8135260049 has 8 divisors (see below), whose sum is σ = 9301046400. Its totient is φ = 6970375296.
The previous prime is 8135260027. The next prime is 8135260079. The reversal of 8135260049 is 9400625318.
It is a happy number.
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 8135260049 - 228 = 7866824593 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 8135259994 and 8135260021.
It is not an unprimeable number, because it can be changed into a prime (8135260079) 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, 205949 + ... + 242250.
It is an arithmetic number, because the mean of its divisors is an integer number (1162630800).
Almost surely, 28135260049 is an apocalyptic number.
It is an amenable number.
8135260049 is a deficient number, since it is larger than the sum of its proper divisors (1165786351).
8135260049 is a wasteful number, since it uses less digits than its factorization.
8135260049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 450799.
The product of its (nonzero) digits is 51840, while the sum is 38.
The square root of 8135260049 is about 90195.6764429427. The cubic root of 8135260049 is about 2011.2087355225.
The spelling of 8135260049 in words is "eight billion, one hundred thirty-five million, two hundred sixty thousand, forty-nine".
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