Base | Representation |
---|---|
bin | 1000010001110001… |
… | …0101110111111100 |
3 | 12201212010102100022 |
4 | 2010130111313330 |
5 | 14022314202030 |
6 | 1004253351312 |
7 | 106030606442 |
oct | 20434256774 |
9 | 5655112308 |
10 | 2222022140 |
11 | a40301138 |
12 | 520198538 |
13 | 295472300 |
14 | 171170b92 |
15 | d011bde5 |
hex | 84715dfc |
2222022140 has 36 divisors (see below), whose sum is σ = 5052807144. Its totient is φ = 820437696.
The previous prime is 2222022139. The next prime is 2222022163. The reversal of 2222022140 is 412202222.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 325322 + ... + 332081.
It is an arithmetic number, because the mean of its divisors is an integer number (140355754).
Almost surely, 22222022140 is an apocalyptic number.
2222022140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2222022140 is an abundant number, since it is smaller than the sum of its proper divisors (2830785004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2222022140 is a wasteful number, since it uses less digits than its factorization.
2222022140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 657438 (or 657423 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 17.
The square root of 2222022140 is about 47138.3298388901. The cubic root of 2222022140 is about 1304.9167144433.
Adding to 2222022140 its reverse (412202222), we get a palindrome (2634224362).
The spelling of 2222022140 in words is "two billion, two hundred twenty-two million, twenty-two thousand, one hundred forty".
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