Base | Representation |
---|---|
bin | 111011110111111… |
… | …1111001110111101 |
3 | 12012000102020211121 |
4 | 1313233333032331 |
5 | 13103310142402 |
6 | 531205150541 |
7 | 100533541333 |
oct | 16757771675 |
9 | 5160366747 |
10 | 2009068477 |
11 | 941080979 |
12 | 4809bb451 |
13 | 260300c20 |
14 | 150b79b53 |
15 | bb5a4837 |
hex | 77bff3bd |
2009068477 has 8 divisors (see below), whose sum is σ = 2171000664. Its totient is φ = 1848191808.
The previous prime is 2009068463. The next prime is 2009068541. The reversal of 2009068477 is 7748609002.
It can be written as a sum of positive squares in 4 ways, for example, as 259403236 + 1749665241 = 16106^2 + 41829^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2009068477 - 215 = 2009035709 is a prime.
It is a super-2 number, since 2×20090684772 = 8072712290550199058, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2009068447) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259918 + ... + 267535.
It is an arithmetic number, because the mean of its divisors is an integer number (271375083).
Almost surely, 22009068477 is an apocalyptic number.
It is an amenable number.
2009068477 is a deficient number, since it is larger than the sum of its proper divisors (161932187).
2009068477 is a wasteful number, since it uses less digits than its factorization.
2009068477 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 527759.
The product of its (nonzero) digits is 169344, while the sum is 43.
The square root of 2009068477 is about 44822.6335348560. The cubic root of 2009068477 is about 1261.8224398426.
The spelling of 2009068477 in words is "two billion, nine million, sixty-eight thousand, four hundred seventy-seven".
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