Base | Representation |
---|---|
bin | 100000001011001111111… |
… | …001101111111000110010 |
3 | 21211101020110000112202021 |
4 | 200023033321233320302 |
5 | 242211313402242320 |
6 | 4411433232342054 |
7 | 315514102126162 |
oct | 40131771577062 |
9 | 7741213015667 |
10 | 2211101212210 |
11 | 7827a4a9a030 |
12 | 2b86393a492a |
13 | 130676757367 |
14 | 7903706a5a2 |
15 | 3c7b0d34daa |
hex | 202cfe6fe32 |
2211101212210 has 64 divisors (see below), whose sum is σ = 4450232928384. Its totient is φ = 784194048000.
The previous prime is 2211101212193. The next prime is 2211101212211. The reversal of 2211101212210 is 122121011122.
It is not an unprimeable number, because it can be changed into a prime (2211101212211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 740847 + ... + 2229586.
It is an arithmetic number, because the mean of its divisors is an integer number (69534889506).
Almost surely, 22211101212210 is an apocalyptic number.
2211101212210 is an abundant number, since it is smaller than the sum of its proper divisors (2239131716174).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2211101212210 is a wasteful number, since it uses less digits than its factorization.
2211101212210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2970619.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 2211101212210 its reverse (122121011122), we get a palindrome (2333222223332).
The spelling of 2211101212210 in words is "two trillion, two hundred eleven billion, one hundred one million, two hundred twelve thousand, two hundred ten".
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