Base | Representation |
---|---|
bin | 111110010011110… |
… | …1100011110101001 |
3 | 12101201011122202222 |
4 | 1330213230132221 |
5 | 13240214434320 |
6 | 543244403425 |
7 | 102545225135 |
oct | 17447543651 |
9 | 5351148688 |
10 | 2090780585 |
11 | 983211443 |
12 | 4a4246575 |
13 | 27421069a |
14 | 15b96a3c5 |
15 | c3845825 |
hex | 7c9ec7a9 |
2090780585 has 16 divisors (see below), whose sum is σ = 2595801600. Its totient is φ = 1614961920.
The previous prime is 2090780563. The next prime is 2090780591. The reversal of 2090780585 is 5850870902.
It is not a de Polignac number, because 2090780585 - 214 = 2090764201 is a prime.
It is a super-2 number, since 2×20907805852 = 8742726909225884450, which contains 22 as substring.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 53441 + ... + 83889.
It is an arithmetic number, because the mean of its divisors is an integer number (162237600).
Almost surely, 22090780585 is an apocalyptic number.
It is an amenable number.
2090780585 is a deficient number, since it is larger than the sum of its proper divisors (505021015).
2090780585 is a wasteful number, since it uses less digits than its factorization.
2090780585 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30928.
The product of its (nonzero) digits is 201600, while the sum is 44.
The square root of 2090780585 is about 45725.0542372560. The cubic root of 2090780585 is about 1278.7024173374.
The spelling of 2090780585 in words is "two billion, ninety million, seven hundred eighty thousand, five hundred eighty-five".
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