Base | Representation |
---|---|
bin | 111011101100110000001… |
… | …0010100000101010111001 |
3 | 1002001101112202200211211201 |
4 | 1313121200102200222321 |
5 | 2033412321232004010 |
6 | 25241154253454201 |
7 | 1504535423525443 |
oct | 167314022405271 |
9 | 32041482624751 |
10 | 8205003000505 |
11 | 26837a43207a3 |
12 | b06226aa1361 |
13 | 47696158285c |
14 | 2051a4da3493 |
15 | e366e73523a |
hex | 776604a0ab9 |
8205003000505 has 8 divisors (see below), whose sum is σ = 9853457055624. Its totient is φ = 6559033430400.
The previous prime is 8205003000499. The next prime is 8205003000527. The reversal of 8205003000505 is 5050003005028.
It can be written as a sum of positive squares in 4 ways, for example, as 3234256947216 + 4970746053289 = 1798404^2 + 2229517^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 8205003000505 - 27 = 8205003000377 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 621113986 + ... + 621127195.
It is an arithmetic number, because the mean of its divisors is an integer number (1231682131953).
Almost surely, 28205003000505 is an apocalyptic number.
It is an amenable number.
8205003000505 is a deficient number, since it is larger than the sum of its proper divisors (1648454055119).
8205003000505 is a wasteful number, since it uses less digits than its factorization.
8205003000505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1242242507.
The product of its (nonzero) digits is 6000, while the sum is 28.
The spelling of 8205003000505 in words is "eight trillion, two hundred five billion, three million, five hundred five", and thus it is an aban number.
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