Base | Representation |
---|---|
bin | 101111111111001… |
… | …111100100100010 |
3 | 2002002221201112220 |
4 | 233333033210202 |
5 | 3122101424002 |
6 | 211520131510 |
7 | 25644206436 |
oct | 5777174442 |
9 | 2062851486 |
10 | 805108002 |
11 | 38350a616 |
12 | 1a5766b96 |
13 | caa50b8a |
14 | 78cd89c6 |
15 | 4aa357bc |
hex | 2ffcf922 |
805108002 has 16 divisors (see below), whose sum is σ = 1619860032. Its totient is φ = 266762000.
The previous prime is 805107997. The next prime is 805108009. The reversal of 805108002 is 200801508.
It is not an unprimeable number, because it can be changed into a prime (805108009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 400749 + ... + 402752.
It is an arithmetic number, because the mean of its divisors is an integer number (101241252).
Almost surely, 2805108002 is an apocalyptic number.
805108002 is an abundant number, since it is smaller than the sum of its proper divisors (814752030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
805108002 is a wasteful number, since it uses less digits than its factorization.
805108002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 803673.
The product of its (nonzero) digits is 640, while the sum is 24.
The square root of 805108002 is about 28374.4251395513. The cubic root of 805108002 is about 930.2893468965.
The spelling of 805108002 in words is "eight hundred five million, one hundred eight thousand, two".
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