Base | Representation |
---|---|
bin | 111100110100101… |
… | …000011100110101 |
3 | 2122010010012222122 |
4 | 330310220130311 |
5 | 4042212231013 |
6 | 245131205325 |
7 | 34200340652 |
oct | 7464503465 |
9 | 2563105878 |
10 | 1020430133 |
11 | 484008298 |
12 | 2458a6845 |
13 | 133541318 |
14 | 99748c29 |
15 | 5e8b9a08 |
hex | 3cd28735 |
1020430133 has 8 divisors (see below), whose sum is σ = 1033987680. Its totient is φ = 1006960240.
The previous prime is 1020430129. The next prime is 1020430139. The reversal of 1020430133 is 3310340201.
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 1020430133 - 22 = 1020430129 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1020430139) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1691 + ... + 45207.
It is an arithmetic number, because the mean of its divisors is an integer number (129248460).
Almost surely, 21020430133 is an apocalyptic number.
It is an amenable number.
1020430133 is a deficient number, since it is larger than the sum of its proper divisors (13557547).
1020430133 is a wasteful number, since it uses less digits than its factorization.
1020430133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43827.
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 1020430133 is about 31944.1721288876. The cubic root of 1020430133 is about 1006.7641869449.
Adding to 1020430133 its reverse (3310340201), we get a palindrome (4330770334).
The spelling of 1020430133 in words is "one billion, twenty million, four hundred thirty thousand, one hundred thirty-three".
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