Base | Representation |
---|---|
bin | 1100001110010110110… |
… | …1000000101111111110 |
3 | 202002002010000202122022 |
4 | 3003211231000233332 |
5 | 11420101111242342 |
6 | 240251150320142 |
7 | 21113204231051 |
oct | 3034555005776 |
9 | 662063022568 |
10 | 210012212222 |
11 | 8107a46745a |
12 | 348507b9052 |
13 | 16a5b6c40c7 |
14 | a243b02a98 |
15 | 56e24459d2 |
hex | 30e5b40bfe |
210012212222 has 16 divisors (see below), whose sum is σ = 319486851072. Its totient is φ = 103516888440.
The previous prime is 210012212167. The next prime is 210012212243. The reversal of 210012212222 is 222212210012.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 210012212222.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1480403 + ... + 1616049.
It is an arithmetic number, because the mean of its divisors is an integer number (19967928192).
Almost surely, 2210012212222 is an apocalyptic number.
210012212222 is a deficient number, since it is larger than the sum of its proper divisors (109474638850).
210012212222 is a wasteful number, since it uses less digits than its factorization.
210012212222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 146623.
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 210012212222 its reverse (222212210012), we get a palindrome (432224422234).
The spelling of 210012212222 in words is "two hundred ten billion, twelve million, two hundred twelve thousand, two hundred twenty-two".
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