Base | Representation |
---|---|
bin | 1010100001100010… |
… | …1000001111011001 |
3 | 21021212210022122202 |
4 | 2220120220033121 |
5 | 21241201403234 |
6 | 1144154055545 |
7 | 130002226616 |
oct | 25030501731 |
9 | 7255708582 |
10 | 2825028569 |
11 | 121a722860 |
12 | 66a11a5b5 |
13 | 36038144c |
14 | 1cb29b50d |
15 | 11803077e |
hex | a86283d9 |
2825028569 has 4 divisors (see below), whose sum is σ = 3081849360. Its totient is φ = 2568207780.
The previous prime is 2825028541. The next prime is 2825028581. The reversal of 2825028569 is 9658205282.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2825028569 - 228 = 2556593113 is a prime.
It is a super-2 number, since 2×28250285692 = 15961572831332375522, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2825028529) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128410379 + ... + 128410400.
It is an arithmetic number, because the mean of its divisors is an integer number (770462340).
Almost surely, 22825028569 is an apocalyptic number.
It is an amenable number.
2825028569 is a deficient number, since it is larger than the sum of its proper divisors (256820791).
2825028569 is a wasteful number, since it uses less digits than its factorization.
2825028569 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 256820790.
The product of its (nonzero) digits is 691200, while the sum is 47.
The square root of 2825028569 is about 53150.9978175387. The cubic root of 2825028569 is about 1413.6469093968.
The spelling of 2825028569 in words is "two billion, eight hundred twenty-five million, twenty-eight thousand, five hundred sixty-nine".
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