Base | Representation |
---|---|
bin | 1111011010010101… |
… | …00110110101111001 |
3 | 210100121220002221110 |
4 | 13231022212311321 |
5 | 113421112314100 |
6 | 3445003230533 |
7 | 412015253310 |
oct | 75512466571 |
9 | 23317802843 |
10 | 8273948025 |
11 | 3566478682 |
12 | 172ab18449 |
13 | a1b21bc45 |
14 | 586c19277 |
15 | 3365b0250 |
hex | 1ed2a6d79 |
8273948025 has 96 divisors (see below), whose sum is σ = 16599437568. Its totient is φ = 3550003200.
The previous prime is 8273948017. The next prime is 8273948047. The reversal of 8273948025 is 5208493728.
8273948025 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 8273948025 - 23 = 8273948017 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3863455 + ... + 3865595.
It is an arithmetic number, because the mean of its divisors is an integer number (172910808).
Almost surely, 28273948025 is an apocalyptic number.
8273948025 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
It is an amenable number.
8273948025 is an abundant number, since it is smaller than the sum of its proper divisors (8325489543).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8273948025 is a wasteful number, since it uses less digits than its factorization.
8273948025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2611 (or 2606 counting only the distinct ones).
The product of its (nonzero) digits is 967680, while the sum is 48.
The square root of 8273948025 is about 90961.2446319860. The cubic root of 8273948025 is about 2022.5732673618.
The spelling of 8273948025 in words is "eight billion, two hundred seventy-three million, nine hundred forty-eight thousand, twenty-five".
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