Base | Representation |
---|---|
bin | 1101000111001111… |
… | …00011000101001011 |
3 | 200011122001010000112 |
4 | 12203213203011023 |
5 | 103404221131221 |
6 | 3122324024535 |
7 | 336313122005 |
oct | 64347430513 |
9 | 20148033015 |
10 | 7040020811 |
11 | 2a929a991a |
12 | 144583214b |
13 | 8826a90b5 |
14 | 4aadb7375 |
15 | 2b30c215b |
hex | 1a39e314b |
7040020811 has 8 divisors (see below), whose sum is σ = 7077811200. Its totient is φ = 7002254952.
The previous prime is 7040020787. The next prime is 7040020817. The reversal of 7040020811 is 1180200407.
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 7040020811 - 230 = 5966278987 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (7040020817) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 996056 + ... + 1003098.
It is an arithmetic number, because the mean of its divisors is an integer number (884726400).
Almost surely, 27040020811 is an apocalyptic number.
7040020811 is a deficient number, since it is larger than the sum of its proper divisors (37790389).
7040020811 is a wasteful number, since it uses less digits than its factorization.
7040020811 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12265.
The product of its (nonzero) digits is 448, while the sum is 23.
The square root of 7040020811 is about 83904.8318692076. The cubic root of 7040020811 is about 1916.5698313505.
The spelling of 7040020811 in words is "seven billion, forty million, twenty thousand, eight hundred eleven".
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