Base | Representation |
---|---|
bin | 11001010001110… |
… | …00110011001010 |
3 | 112210000000001121 |
4 | 30220320303022 |
5 | 413240420002 |
6 | 33012505454 |
7 | 5153232001 |
oct | 1450706312 |
9 | 483000047 |
10 | 212045002 |
11 | a976a604 |
12 | 5b01b28a |
13 | 34c13920 |
14 | 20239c38 |
15 | 13938237 |
hex | ca38cca |
212045002 has 16 divisors (see below), whose sum is σ = 351793512. Its totient is φ = 95221440.
The previous prime is 212044999. The next prime is 212045021. The reversal of 212045002 is 200540212.
It can be written as a sum of positive squares in 4 ways, for example, as 138274081 + 73770921 = 11759^2 + 8589^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109249 + ... + 111172.
Almost surely, 2212045002 is an apocalyptic number.
212045002 is a deficient number, since it is larger than the sum of its proper divisors (139748510).
212045002 is a wasteful number, since it uses less digits than its factorization.
212045002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 220473.
The product of its (nonzero) digits is 160, while the sum is 16.
The square root of 212045002 is about 14561.7650715839. The cubic root of 212045002 is about 596.3153838057.
Adding to 212045002 its reverse (200540212), we get a palindrome (412585214).
The spelling of 212045002 in words is "two hundred twelve million, forty-five thousand, two".
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