Base | Representation |
---|---|
bin | 11001010011000… |
… | …10000100000000 |
3 | 112210022120220101 |
4 | 30221202010000 |
5 | 413311322031 |
6 | 33020252144 |
7 | 5154534520 |
oct | 1451420400 |
9 | 483276811 |
10 | 212214016 |
11 | a9875593 |
12 | 5b0a1054 |
13 | 34c72831 |
14 | 20281680 |
15 | 1396d361 |
hex | ca62100 |
212214016 has 36 divisors (see below), whose sum is σ = 484117312. Its totient is φ = 90948096.
The previous prime is 212214011. The next prime is 212214017. The reversal of 212214016 is 610412212.
It is a nialpdrome in base 16.
It is a junction number, because it is equal to n+sod(n) for n = 212213984 and 212214002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212214011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57420 + ... + 61003.
Almost surely, 2212214016 is an apocalyptic number.
It is an amenable number.
212214016 is an abundant number, since it is smaller than the sum of its proper divisors (271903296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212214016 is an equidigital number, since it uses as much as digits as its factorization.
212214016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118446 (or 118432 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 19.
The square root of 212214016 is about 14567.5672643033. The cubic root of 212214016 is about 596.4737760990.
Adding to 212214016 its reverse (610412212), we get a palindrome (822626228).
The spelling of 212214016 in words is "two hundred twelve million, two hundred fourteen thousand, sixteen".
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