Base | Representation |
---|---|
bin | 110000000000000… |
… | …011101001101101 |
3 | 2002010100120011202 |
4 | 300000003221231 |
5 | 3122130240300 |
6 | 211524455245 |
7 | 25646055404 |
oct | 6000035155 |
9 | 2063316152 |
10 | 805321325 |
11 | 383645916 |
12 | 1a584a525 |
13 | caac6cc3 |
14 | 78d5263b |
15 | 4aa78ad5 |
hex | 30003a6d |
805321325 has 12 divisors (see below), whose sum is σ = 999046548. Its totient is φ = 643968000.
The previous prime is 805321313. The next prime is 805321343. The reversal of 805321325 is 523123508.
It can be written as a sum of positive squares in 6 ways, for example, as 56040196 + 749281129 = 7486^2 + 27373^2 .
It is not a de Polignac number, because 805321325 - 212 = 805317229 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62975 + ... + 74675.
It is an arithmetic number, because the mean of its divisors is an integer number (83253879).
Almost surely, 2805321325 is an apocalyptic number.
It is an amenable number.
805321325 is a deficient number, since it is larger than the sum of its proper divisors (193725223).
805321325 is a wasteful number, since it uses less digits than its factorization.
805321325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14464 (or 14459 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 29.
The square root of 805321325 is about 28378.1839623328. The cubic root of 805321325 is about 930.3715034060.
The spelling of 805321325 in words is "eight hundred five million, three hundred twenty-one thousand, three hundred twenty-five".
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