Base | Representation |
---|---|
bin | 111110001011001… |
… | …0001101111001101 |
3 | 12101101120200102121 |
4 | 1330112101233031 |
5 | 13233032331410 |
6 | 543002452541 |
7 | 102461350216 |
oct | 17426215715 |
9 | 5341520377 |
10 | 2086214605 |
11 | 980682a02 |
12 | 4a2804151 |
13 | 2732a2317 |
14 | 15b0dc40d |
15 | c32429da |
hex | 7c591bcd |
2086214605 has 4 divisors (see below), whose sum is σ = 2503457532. Its totient is φ = 1668971680.
The previous prime is 2086214593. The next prime is 2086214651. The reversal of 2086214605 is 5064126802.
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 329095881 + 1757118724 = 18141^2 + 41918^2 .
It is not a de Polignac number, because 2086214605 - 27 = 2086214477 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208621456 + ... + 208621465.
It is an arithmetic number, because the mean of its divisors is an integer number (625864383).
Almost surely, 22086214605 is an apocalyptic number.
It is an amenable number.
2086214605 is a deficient number, since it is larger than the sum of its proper divisors (417242927).
2086214605 is an equidigital number, since it uses as much as digits as its factorization.
2086214605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 417242926.
The product of its (nonzero) digits is 23040, while the sum is 34.
The square root of 2086214605 is about 45675.0983031236. The cubic root of 2086214605 is about 1277.7709016069.
The spelling of 2086214605 in words is "two billion, eighty-six million, two hundred fourteen thousand, six hundred five".
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