Base | Representation |
---|---|
bin | 1000000011111111… |
… | …0011111000001010 |
3 | 12120211100022122202 |
4 | 2000333303320022 |
5 | 13413014224320 |
6 | 554430320202 |
7 | 104426330450 |
oct | 20077637012 |
9 | 5524308582 |
10 | 2164211210 |
11 | a10705a07 |
12 | 504959062 |
13 | 2864b0865 |
14 | 1676029d0 |
15 | c9eecb75 |
hex | 80ff3e0a |
2164211210 has 16 divisors (see below), whose sum is σ = 4452091776. Its totient is φ = 742015248.
The previous prime is 2164211201. The next prime is 2164211219. The reversal of 2164211210 is 121124612.
It is a happy number.
2164211210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (2164211201) and next prime (2164211219).
It is a super-4 number, since 4×21642112104 (a number of 38 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (2164211219) 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, 15458582 + ... + 15458721.
It is an arithmetic number, because the mean of its divisors is an integer number (278255736).
Almost surely, 22164211210 is an apocalyptic number.
2164211210 is an abundant number, since it is smaller than the sum of its proper divisors (2287880566).
2164211210 is a wasteful number, since it uses less digits than its factorization.
2164211210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30917317.
The product of its (nonzero) digits is 192, while the sum is 20.
The square root of 2164211210 is about 46521.0834998498. The cubic root of 2164211210 is about 1293.5003406016.
Adding to 2164211210 its reverse (121124612), we get a palindrome (2285335822).
The spelling of 2164211210 in words is "two billion, one hundred sixty-four million, two hundred eleven thousand, two hundred ten".
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