Base | Representation |
---|---|
bin | 11001010001111… |
… | …00011101100101 |
3 | 112210000202122021 |
4 | 30220330131211 |
5 | 413241410010 |
6 | 33013103141 |
7 | 5153323513 |
oct | 1450743545 |
9 | 483022567 |
10 | 212060005 |
11 | a977a903 |
12 | 5b027ab1 |
13 | 34c1a6c1 |
14 | 202414b3 |
15 | 1393c8da |
hex | ca3c765 |
212060005 has 16 divisors (see below), whose sum is σ = 262439424. Its totient is φ = 164407680.
The previous prime is 212059979. The next prime is 212060027. The reversal of 212060005 is 500060212.
It is a happy number.
It is not a de Polignac number, because 212060005 - 29 = 212059493 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 15 ways as a sum of consecutive naturals, for example, 19825 + ... + 28585.
It is an arithmetic number, because the mean of its divisors is an integer number (16402464).
Almost surely, 2212060005 is an apocalyptic number.
It is an amenable number.
212060005 is a deficient number, since it is larger than the sum of its proper divisors (50379419).
212060005 is a wasteful number, since it uses less digits than its factorization.
212060005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8916.
The product of its (nonzero) digits is 120, while the sum is 16.
The square root of 212060005 is about 14562.2802129337. The cubic root of 212060005 is about 596.3294473435.
The spelling of 212060005 in words is "two hundred twelve million, sixty thousand, five".
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