Base | Representation |
---|---|
bin | 111100111010101… |
… | …111000111110001 |
3 | 2122020010112000212 |
4 | 330322233013301 |
5 | 4043114432241 |
6 | 245225353505 |
7 | 34220054144 |
oct | 7472570761 |
9 | 2566115025 |
10 | 1022030321 |
11 | 484a00564 |
12 | 246338895 |
13 | 133981790 |
14 | 99a4405b |
15 | 5ead3beb |
hex | 3ceaf1f1 |
1022030321 has 8 divisors (see below), whose sum is σ = 1126245120. Its totient is φ = 921472272.
The previous prime is 1022030309. The next prime is 1022030353. The reversal of 1022030321 is 1230302201.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1022030321 - 26 = 1022030257 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1022030296 and 1022030305.
It is not an unprimeable number, because it can be changed into a prime (1022030381) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 913601 + ... + 914718.
It is an arithmetic number, because the mean of its divisors is an integer number (140780640).
Almost surely, 21022030321 is an apocalyptic number.
It is an amenable number.
1022030321 is a deficient number, since it is larger than the sum of its proper divisors (104214799).
1022030321 is a wasteful number, since it uses less digits than its factorization.
1022030321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1828375.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 1022030321 is about 31969.2089517398. The cubic root of 1022030321 is about 1007.2901646833.
Adding to 1022030321 its reverse (1230302201), we get a palindrome (2252332522).
The spelling of 1022030321 in words is "one billion, twenty-two million, thirty thousand, three hundred twenty-one".
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