Base | Representation |
---|---|
bin | 10001110000011010111… |
… | …001111010101010111000 |
3 | 11022122121101011100011121 |
4 | 101300122321322222320 |
5 | 124443003324232300 |
6 | 2332321242235024 |
7 | 154105145510143 |
oct | 21603271725270 |
9 | 4278541140147 |
10 | 1220222102200 |
11 | 430547624852 |
12 | 1785a1ab5a74 |
13 | 8b0b2cb7b5a |
14 | 430b810705a |
15 | 21b1a1c981a |
hex | 11c1ae7aab8 |
1220222102200 has 48 divisors (see below), whose sum is σ = 2840463935280. Its totient is φ = 487495714560.
The previous prime is 1220222102147. The next prime is 1220222102227. The reversal of 1220222102200 is 22012220221.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3542029 + ... + 3871228.
It is an arithmetic number, because the mean of its divisors is an integer number (59176331985).
Almost surely, 21220222102200 is an apocalyptic number.
1220222102200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1220222102200 is an abundant number, since it is smaller than the sum of its proper divisors (1620241833080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1220222102200 is a wasteful number, since it uses less digits than its factorization.
1220222102200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7414096 (or 7414087 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 1220222102200 its reverse (22012220221), we get a palindrome (1242234322421).
It can be divided in two parts, 122022 and 2102200, that added together give a palindrome (2224222).
The spelling of 1220222102200 in words is "one trillion, two hundred twenty billion, two hundred twenty-two million, one hundred two thousand, two hundred".
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