Base | Representation |
---|---|
bin | 1110111110100011… |
… | …00100111101010011 |
3 | 202202101100202022200 |
4 | 13133101210331103 |
5 | 112431432104131 |
6 | 3405520134243 |
7 | 403155321333 |
oct | 73721447523 |
9 | 22671322280 |
10 | 8040894291 |
11 | 3456969991 |
12 | 1684a67383 |
13 | 9b1b60a21 |
14 | 563cb10c3 |
15 | 320dc72e6 |
hex | 1df464f53 |
8040894291 has 12 divisors (see below), whose sum is σ = 11616114120. Its totient is φ = 5359908960.
The previous prime is 8040894287. The next prime is 8040894331. The reversal of 8040894291 is 1924980408.
It is not a de Polignac number, because 8040894291 - 22 = 8040894287 is a prime.
It is not an unprimeable number, because it can be changed into a prime (8040896291) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22711 + ... + 128831.
It is an arithmetic number, because the mean of its divisors is an integer number (968009510).
Almost surely, 28040894291 is an apocalyptic number.
8040894291 is a deficient number, since it is larger than the sum of its proper divisors (3575219829).
8040894291 is a wasteful number, since it uses less digits than its factorization.
8040894291 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 114546 (or 114543 counting only the distinct ones).
The product of its (nonzero) digits is 165888, while the sum is 45.
The square root of 8040894291 is about 89671.0337344228. The cubic root of 8040894291 is about 2003.4020672712.
The spelling of 8040894291 in words is "eight billion, forty million, eight hundred ninety-four thousand, two hundred ninety-one".
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