Base | Representation |
---|---|
bin | 10001110000011010111… |
… | …101010101111010011110 |
3 | 11022122121102211222000200 |
4 | 101300122331111322132 |
5 | 124443004042001342 |
6 | 2332321313404330 |
7 | 154105156240242 |
oct | 21603275257236 |
9 | 4278542758020 |
10 | 1220223000222 |
11 | 430548088516 |
12 | 1785a22696a6 |
13 | 8b0b3240825 |
14 | 430b829c422 |
15 | 21b1a30594c |
hex | 11c1af55e9e |
1220223000222 has 24 divisors (see below), whose sum is σ = 2715271001976. Its totient is φ = 395747999856.
The previous prime is 1220223000203. The next prime is 1220223000263. The reversal of 1220223000222 is 2220003220221.
1220223000222 is a `hidden beast` number, since 1 + 220 + 223 + 0 + 0 + 0 + 222 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 1220223000195 and 1220223000204.
It is a congruent number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 916082668 + ... + 916083999.
It is an arithmetic number, because the mean of its divisors is an integer number (113136291749).
Almost surely, 21220223000222 is an apocalyptic number.
1220223000222 is an abundant number, since it is smaller than the sum of its proper divisors (1495048001754).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1220223000222 is a wasteful number, since it uses less digits than its factorization.
1220223000222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1832166712 (or 1832166709 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
Adding to 1220223000222 its reverse (2220003220221), we get a palindrome (3440226220443).
The spelling of 1220223000222 in words is "one trillion, two hundred twenty billion, two hundred twenty-three million, two hundred twenty-two", and thus it is an aban number.
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