Base | Representation |
---|---|
bin | 101111101011111… |
… | …100001110011001 |
3 | 2001202102122120100 |
4 | 233223330032121 |
5 | 3114303014100 |
6 | 211215450013 |
7 | 25553203350 |
oct | 5753741631 |
9 | 2052378510 |
10 | 800048025 |
11 | 380673a17 |
12 | 1a3b26909 |
13 | c999b9ca |
14 | 7837c997 |
15 | 4a386400 |
hex | 2fafc399 |
800048025 has 72 divisors (see below), whose sum is σ = 1643466240. Its totient is φ = 364446720.
The previous prime is 800048017. The next prime is 800048063. The reversal of 800048025 is 520840008.
It is not a de Polignac number, because 800048025 - 23 = 800048017 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 800048025.
It is an unprimeable number.
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 71 ways as a sum of consecutive naturals, for example, 555256 + ... + 556694.
It is an arithmetic number, because the mean of its divisors is an integer number (22825920).
Almost surely, 2800048025 is an apocalyptic number.
It is an amenable number.
800048025 is an abundant number, since it is smaller than the sum of its proper divisors (843418215).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
800048025 is a wasteful number, since it uses less digits than its factorization.
800048025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1815 (or 1807 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 27.
The square root of 800048025 is about 28285.1202048003. The cubic root of 800048025 is about 928.3363423762.
The spelling of 800048025 in words is "eight hundred million, forty-eight thousand, twenty-five".
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