Base | Representation |
---|---|
bin | 1100010110010100001… |
… | …0111110001010010000 |
3 | 202021121000011022220100 |
4 | 3011211002332022100 |
5 | 11433440030101331 |
6 | 241243150212400 |
7 | 21220145662122 |
oct | 3054502761220 |
9 | 667530138810 |
10 | 212148675216 |
11 | 81a7643a755 |
12 | 351481b4100 |
13 | 1700c20a8aa |
14 | a3a7761212 |
15 | 57b9cb1ae6 |
hex | 31650be290 |
212148675216 has 135 divisors (see below), whose sum is σ = 600337372297. Its totient is φ = 69936896640.
The previous prime is 212148675209. The next prime is 212148675227. The reversal of 212148675216 is 612576841212.
The square root of 212148675216 is 460596.
It is a perfect power (a square), and thus also a powerful number.
212148675216 is a `hidden beast` number, since 2 + 1 + 21 + 48 + 67 + 521 + 6 = 666.
It can be written as a sum of positive squares in only one way, i.e., 200721920400 + 11426754816 = 448020^2 + 106896^2 .
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 724056766 + ... + 724057058.
Almost surely, 2212148675216 is an apocalyptic number.
212148675216 is the 460596-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 212148675216
212148675216 is an abundant number, since it is smaller than the sum of its proper divisors (388188697081).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212148675216 is an equidigital number, since it uses as much as digits as its factorization.
212148675216 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 862 (or 429 counting only the distinct ones).
The product of its digits is 322560, while the sum is 45.
It can be divided in two parts, 212148 and 675216, that added together give a square (887364 = 9422).
The spelling of 212148675216 in words is "two hundred twelve billion, one hundred forty-eight million, six hundred seventy-five thousand, two hundred sixteen".
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