Base | Representation |
---|---|
bin | 100011110000110… |
… | …1110000111110010 |
3 | 10002122001102201100 |
4 | 1013201232013302 |
5 | 4424201201002 |
6 | 315024345230 |
7 | 41511006264 |
oct | 10741560762 |
9 | 3078042640 |
10 | 1200022002 |
11 | 566421323 |
12 | 295a75216 |
13 | 1618014ba |
14 | b5537b34 |
15 | 7054211c |
hex | 4786e1f2 |
1200022002 has 24 divisors (see below), whose sum is σ = 2602763280. Its totient is φ = 399589560.
The previous prime is 1200021983. The next prime is 1200022037. The reversal of 1200022002 is 2002200021.
1200022002 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (9).
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, 16852 + ... + 51807.
It is an arithmetic number, because the mean of its divisors is an integer number (108448470).
Almost surely, 21200022002 is an apocalyptic number.
1200022002 is an abundant number, since it is smaller than the sum of its proper divisors (1402741278).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1200022002 is a wasteful number, since it uses less digits than its factorization.
1200022002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69638 (or 69635 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 9.
The square root of 1200022002 is about 34641.3337214375. Note that the first 3 decimals coincide. The cubic root of 1200022002 is about 1062.6650637579.
Adding to 1200022002 its reverse (2002200021), we get a palindrome (3202222023).
The spelling of 1200022002 in words is "one billion, two hundred million, twenty-two thousand, two".
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