Base | Representation |
---|---|
bin | 11110101111010001011… |
… | …101011111011000110100 |
3 | 21110221022211020012200012 |
4 | 132233101131133120310 |
5 | 234102034314024340 |
6 | 4254221431435352 |
7 | 305416555123406 |
oct | 36572135373064 |
9 | 7427284205605 |
10 | 2112343111220 |
11 | 744926688051 |
12 | 2a1477525b58 |
13 | 12426831c104 |
14 | 74348d24b76 |
15 | 39e30b60565 |
hex | 1ebd175f634 |
2112343111220 has 24 divisors (see below), whose sum is σ = 4435949193984. Its totient is φ = 844931785376.
The previous prime is 2112343111217. The next prime is 2112343111231. The reversal of 2112343111220 is 221113432112.
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, 4523189 + ... + 4968291.
It is an arithmetic number, because the mean of its divisors is an integer number (184831216416).
Almost surely, 22112343111220 is an apocalyptic number.
2112343111220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2112343111220 is an abundant number, since it is smaller than the sum of its proper divisors (2323606082764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2112343111220 is a wasteful number, since it uses less digits than its factorization.
2112343111220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 682399 (or 682397 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 23.
Adding to 2112343111220 its reverse (221113432112), we get a palindrome (2333456543332).
The spelling of 2112343111220 in words is "two trillion, one hundred twelve billion, three hundred forty-three million, one hundred eleven thousand, two hundred twenty".
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