Base | Representation |
---|---|
bin | 111100111011100… |
… | …011010111100000 |
3 | 2122020112101120202 |
4 | 330323203113200 |
5 | 4043143304240 |
6 | 245234124332 |
7 | 34221635066 |
oct | 7473432740 |
9 | 2566471522 |
10 | 1022244320 |
11 | 485037319 |
12 | 2464206a8 |
13 | 133a27cc6 |
14 | 99a9c036 |
15 | 5eb27315 |
hex | 3cee35e0 |
1022244320 has 48 divisors (see below), whose sum is σ = 2420400528. Its totient is φ = 407992320.
The previous prime is 1022244319. The next prime is 1022244343. The reversal of 1022244320 is 234422201.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 1022244292 and 1022244301.
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 7 ways as a sum of consecutive naturals, for example, 67880 + ... + 81560.
It is an arithmetic number, because the mean of its divisors is an integer number (50425011).
Almost surely, 21022244320 is an apocalyptic number.
1022244320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1022244320 is an abundant number, since it is smaller than the sum of its proper divisors (1398156208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1022244320 is a wasteful number, since it uses less digits than its factorization.
1022244320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14163 (or 14155 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 1022244320 is about 31972.5557314394. Note that the first 3 decimals coincide. The cubic root of 1022244320 is about 1007.3604639821.
Adding to 1022244320 its reverse (234422201), we get a palindrome (1256666521).
It can be divided in two parts, 102 and 2244320, that added together give a palindrome (2244422).
The spelling of 1022244320 in words is "one billion, twenty-two million, two hundred forty-four thousand, three hundred twenty".
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