Base | Representation |
---|---|
bin | 111101111100100… |
… | …1000110110001001 |
3 | 12100212012121020122 |
4 | 1323321020312021 |
5 | 13224103413014 |
6 | 542131033025 |
7 | 102336414236 |
oct | 17371106611 |
9 | 5325177218 |
10 | 2078576009 |
11 | 977335a14 |
12 | 4a013b775 |
13 | 271829543 |
14 | 15a0b078d |
15 | c273458e |
hex | 7be48d89 |
2078576009 has 16 divisors (see below), whose sum is σ = 2275453440. Its totient is φ = 1890190080.
The previous prime is 2078575963. The next prime is 2078576023. The reversal of 2078576009 is 9006758702.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2078576009 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2078576029) 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 15 ways as a sum of consecutive naturals, for example, 370862 + ... + 376424.
It is an arithmetic number, because the mean of its divisors is an integer number (142215840).
Almost surely, 22078576009 is an apocalyptic number.
It is an amenable number.
2078576009 is a deficient number, since it is larger than the sum of its proper divisors (196877431).
2078576009 is a wasteful number, since it uses less digits than its factorization.
2078576009 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6320.
The product of its (nonzero) digits is 211680, while the sum is 44.
The square root of 2078576009 is about 45591.4027970187. The cubic root of 2078576009 is about 1276.2094910692.
The spelling of 2078576009 in words is "two billion, seventy-eight million, five hundred seventy-six thousand, nine".
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