Base | Representation |
---|---|
bin | 1011011001000010… |
… | …0111011111011001 |
3 | 21220002210210212212 |
4 | 2312100213133121 |
5 | 22230244344434 |
6 | 1223231244505 |
7 | 135526644056 |
oct | 26620473731 |
9 | 7802723785 |
10 | 3057809369 |
11 | 132a06548a |
12 | 714079735 |
13 | 399675374 |
14 | 21017402d |
15 | 12d6b28ce |
hex | b64277d9 |
3057809369 has 4 divisors (see below), whose sum is σ = 3058473444. Its totient is φ = 3057145296.
The previous prime is 3057809357. The next prime is 3057809383. The reversal of 3057809369 is 9639087503.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9639087503 = 23 ⋅419090761.
It can be written as a sum of positive squares in 2 ways, for example, as 1952579344 + 1105230025 = 44188^2 + 33245^2 .
It is a cyclic number.
It is not a de Polignac number, because 3057809369 - 212 = 3057805273 is a prime.
It is a super-2 number, since 2×30578093692 = 18700396274288356322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3057809309) 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, 325082 + ... + 334355.
It is an arithmetic number, because the mean of its divisors is an integer number (764618361).
Almost surely, 23057809369 is an apocalyptic number.
It is an amenable number.
3057809369 is a deficient number, since it is larger than the sum of its proper divisors (664075).
3057809369 is an equidigital number, since it uses as much as digits as its factorization.
3057809369 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 664074.
The product of its (nonzero) digits is 1224720, while the sum is 50.
The square root of 3057809369 is about 55297.4625909725. The cubic root of 3057809369 is about 1451.4546431043.
The spelling of 3057809369 in words is "three billion, fifty-seven million, eight hundred nine thousand, three hundred sixty-nine".
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