Base | Representation |
---|---|
bin | 111100011001111… |
… | …1111100110000101 |
3 | 12020020221222020221 |
4 | 1320303333212011 |
5 | 13122341130444 |
6 | 533043224341 |
7 | 101141221024 |
oct | 17063774605 |
9 | 5206858227 |
10 | 2026895749 |
11 | 95014785a |
12 | 4869780b1 |
13 | 263c033c8 |
14 | 15329a8bb |
15 | bce26a84 |
hex | 78cff985 |
2026895749 has 4 divisors (see below), whose sum is σ = 2028135564. Its totient is φ = 2025655936.
The previous prime is 2026895747. The next prime is 2026895833. The reversal of 2026895749 is 9475986202.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 27196225 + 1999699524 = 5215^2 + 44718^2 .
It is a cyclic number.
It is not a de Polignac number, because 2026895749 - 21 = 2026895747 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2026895696 and 2026895705.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2026895747) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 617452 + ... + 620725.
It is an arithmetic number, because the mean of its divisors is an integer number (507033891).
Almost surely, 22026895749 is an apocalyptic number.
It is an amenable number.
2026895749 is a deficient number, since it is larger than the sum of its proper divisors (1239815).
2026895749 is a wasteful number, since it uses less digits than its factorization.
2026895749 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1239814.
The product of its (nonzero) digits is 2177280, while the sum is 52.
The square root of 2026895749 is about 45021.0589502291. The cubic root of 2026895749 is about 1265.5436739850.
The spelling of 2026895749 in words is "two billion, twenty-six million, eight hundred ninety-five thousand, seven hundred forty-nine".
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