Base | Representation |
---|---|
bin | 1110111110100011… |
… | …11100100011110101 |
3 | 202202101112122221012 |
4 | 13133101330203311 |
5 | 112431443202330 |
6 | 3405522202005 |
7 | 403156203230 |
oct | 73721744365 |
9 | 22671478835 |
10 | 8040990965 |
11 | 3456a25587 |
12 | 1684ab3305 |
13 | 9b1b95a27 |
14 | 563cd8417 |
15 | 320de5c95 |
hex | 1df47c8f5 |
8040990965 has 16 divisors (see below), whose sum is σ = 11056759680. Its totient is φ = 5499264960.
The previous prime is 8040990959. The next prime is 8040990967. The reversal of 8040990965 is 5690990408.
It is not a de Polignac number, because 8040990965 - 24 = 8040990949 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8040990967) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289826 + ... + 316355.
It is an arithmetic number, because the mean of its divisors is an integer number (691047480).
Almost surely, 28040990965 is an apocalyptic number.
It is an amenable number.
8040990965 is a deficient number, since it is larger than the sum of its proper divisors (3015768715).
8040990965 is a wasteful number, since it uses less digits than its factorization.
8040990965 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 606572.
The product of its (nonzero) digits is 699840, while the sum is 50.
The square root of 8040990965 is about 89671.5727808986. The cubic root of 8040990965 is about 2003.4100960678.
The spelling of 8040990965 in words is "eight billion, forty million, nine hundred ninety thousand, nine hundred sixty-five".
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