Base | Representation |
---|---|
bin | 101010011000101… |
… | …0101111011110010 |
3 | 10200010011022111102 |
4 | 1110301111323302 |
5 | 10403042033132 |
6 | 353043044402 |
7 | 50146452014 |
oct | 12461257362 |
9 | 3603138442 |
10 | 1422221042 |
11 | 66a8967a0 |
12 | 338370702 |
13 | 19885bb18 |
14 | d6c581b4 |
15 | 84cd3c62 |
hex | 54c55ef2 |
1422221042 has 16 divisors (see below), whose sum is σ = 2356732800. Its totient is φ = 638280240.
The previous prime is 1422221011. The next prime is 1422221083. The reversal of 1422221042 is 2401222241.
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, 407417 + ... + 410892.
It is an arithmetic number, because the mean of its divisors is an integer number (147295800).
Almost surely, 21422221042 is an apocalyptic number.
1422221042 is a deficient number, since it is larger than the sum of its proper divisors (934511758).
1422221042 is a wasteful number, since it uses less digits than its factorization.
1422221042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 818401.
The product of its (nonzero) digits is 512, while the sum is 20.
The square root of 1422221042 is about 37712.3460155955. The cubic root of 1422221042 is about 1124.5765759945.
Adding to 1422221042 its reverse (2401222241), we get a palindrome (3823443283).
The spelling of 1422221042 in words is "one billion, four hundred twenty-two million, two hundred twenty-one thousand, forty-two".
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