Base | Representation |
---|---|
bin | 1000001111101001… |
… | …1000100011010100 |
3 | 12201020101011012021 |
4 | 2003322120203110 |
5 | 14013024321322 |
6 | 1003334502524 |
7 | 105562132342 |
oct | 20372304324 |
9 | 5636334167 |
10 | 2213120212 |
11 | a36280a76 |
12 | 519204a44 |
13 | 2936764b4 |
14 | 16dcd4992 |
15 | ce45e4c7 |
hex | 83e988d4 |
2213120212 has 24 divisors (see below), whose sum is σ = 3926325312. Its totient is φ = 1091400000.
The previous prime is 2213120207. The next prime is 2213120213. The reversal of 2213120212 is 2120213122.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2213120213) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92712 + ... + 114112.
It is an arithmetic number, because the mean of its divisors is an integer number (163596888).
Almost surely, 22213120212 is an apocalyptic number.
It is an amenable number.
2213120212 is a deficient number, since it is larger than the sum of its proper divisors (1713205100).
2213120212 is a wasteful number, since it uses less digits than its factorization.
2213120212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21759 (or 21757 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 2213120212 is about 47043.8116227841. The cubic root of 2213120212 is about 1303.1717840741.
Adding to 2213120212 its reverse (2120213122), we get a palindrome (4333333334).
The spelling of 2213120212 in words is "two billion, two hundred thirteen million, one hundred twenty thousand, two hundred twelve".
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