Base | Representation |
---|---|
bin | 101111111110110… |
… | …101010010000101 |
3 | 2002002202020211212 |
4 | 233332311102011 |
5 | 3122040002300 |
6 | 211513541205 |
7 | 25643250503 |
oct | 5776652205 |
9 | 2062666755 |
10 | 805000325 |
11 | 383446728 |
12 | 1a5714805 |
13 | caa13b6c |
14 | 78cab673 |
15 | 4aa13935 |
hex | 2ffb5485 |
805000325 has 12 divisors (see below), whose sum is σ = 1001172900. Its totient is φ = 642082560.
The previous prime is 805000319. The next prime is 805000331. The reversal of 805000325 is 523000508.
It is an interprime number because it is at equal distance from previous prime (805000319) and next prime (805000331).
It can be written as a sum of positive squares in 6 ways, for example, as 39150049 + 765850276 = 6257^2 + 27674^2 .
It is not a de Polignac number, because 805000325 - 216 = 804934789 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 805000325.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39350 + ... + 56199.
It is an arithmetic number, because the mean of its divisors is an integer number (83431075).
Almost surely, 2805000325 is an apocalyptic number.
It is an amenable number.
805000325 is a deficient number, since it is larger than the sum of its proper divisors (196172575).
805000325 is a wasteful number, since it uses less digits than its factorization.
805000325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95896 (or 95891 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 23.
The square root of 805000325 is about 28372.5276455941. The cubic root of 805000325 is about 930.2478720336.
The spelling of 805000325 in words is "eight hundred five million, three hundred twenty-five", and thus it is an aban number.
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