Base | Representation |
---|---|
bin | 10011001100000000… |
… | …000000111110000110 |
3 | 1222011211002122022000 |
4 | 103030000000332012 |
5 | 314143210101342 |
6 | 13244205250130 |
7 | 1326355503441 |
oct | 231400007606 |
9 | 58154078260 |
10 | 20602425222 |
11 | 8812594005 |
12 | 3bab863946 |
13 | 1c34442372 |
14 | dd6300658 |
15 | 808ab744c |
hex | 4cc000f86 |
20602425222 has 64 divisors (see below), whose sum is σ = 50040115200. Its totient is φ = 6254997120.
The previous prime is 20602425209. The next prime is 20602425227. The reversal of 20602425222 is 22252420602.
20602425222 is a `hidden beast` number, since 2 + 0 + 602 + 4 + 2 + 52 + 2 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20602425227) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 333522 + ... + 390437.
It is an arithmetic number, because the mean of its divisors is an integer number (781876800).
Almost surely, 220602425222 is an apocalyptic number.
20602425222 is an abundant number, since it is smaller than the sum of its proper divisors (29437689978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20602425222 is a wasteful number, since it uses less digits than its factorization.
20602425222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 724018 (or 724012 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 27.
Adding to 20602425222 its reverse (22252420602), we get a palindrome (42854845824).
The spelling of 20602425222 in words is "twenty billion, six hundred two million, four hundred twenty-five thousand, two hundred twenty-two".
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