Base | Representation |
---|---|
bin | 1010100010010000… |
… | …0011111111001111 |
3 | 21022002102121002120 |
4 | 2220210003333033 |
5 | 21242433311212 |
6 | 1144342224023 |
7 | 130036552125 |
oct | 25044037717 |
9 | 7262377076 |
10 | 2828025807 |
11 | 122138a712 |
12 | 66b125013 |
13 | 360b90769 |
14 | 1cb83b915 |
15 | 11842388c |
hex | a8903fcf |
2828025807 has 8 divisors (see below), whose sum is σ = 3773645184. Its totient is φ = 1883878488.
The previous prime is 2828025793. The next prime is 2828025829. The reversal of 2828025807 is 7085208282.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2828025807 - 27 = 2828025679 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2828025407) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 363523 + ... + 371220.
It is an arithmetic number, because the mean of its divisors is an integer number (471705648).
Almost surely, 22828025807 is an apocalyptic number.
2828025807 is a deficient number, since it is larger than the sum of its proper divisors (945619377).
2828025807 is a wasteful number, since it uses less digits than its factorization.
2828025807 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 736029.
The product of its (nonzero) digits is 143360, while the sum is 42.
The square root of 2828025807 is about 53179.1858437114. The cubic root of 2828025807 is about 1414.1466729184.
The spelling of 2828025807 in words is "two billion, eight hundred twenty-eight million, twenty-five thousand, eight hundred seven".
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