Base | Representation |
---|---|
bin | 11001011000100… |
… | …10001111100000 |
3 | 112211200020210111 |
4 | 30230102033200 |
5 | 414002420043 |
6 | 33043541104 |
7 | 5163631432 |
oct | 1454221740 |
9 | 484606714 |
10 | 212935648 |
11 | aa218782 |
12 | 5b38a794 |
13 | 35166133 |
14 | 203cc652 |
15 | 13a6209d |
hex | cb123e0 |
212935648 has 24 divisors (see below), whose sum is σ = 425478312. Its totient is φ = 104877696.
The previous prime is 212935643. The next prime is 212935649. The reversal of 212935648 is 846539212.
It is a self number, because there is not a number n which added to its sum of digits gives 212935648.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212935643) 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, 47515 + ... + 51802.
It is an arithmetic number, because the mean of its divisors is an integer number (17728263).
Almost surely, 2212935648 is an apocalyptic number.
It is an amenable number.
212935648 is a deficient number, since it is larger than the sum of its proper divisors (212542664).
212935648 is an equidigital number, since it uses as much as digits as its factorization.
212935648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99394 (or 99386 counting only the distinct ones).
The product of its digits is 103680, while the sum is 40.
The square root of 212935648 is about 14592.3146895892. The cubic root of 212935648 is about 597.1491125594.
The spelling of 212935648 in words is "two hundred twelve million, nine hundred thirty-five thousand, six hundred forty-eight".
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