Base | Representation |
---|---|
bin | 11010010101111011… |
… | …111001011010001011 |
3 | 2201000020210122201102 |
4 | 122111323321122023 |
5 | 430412014414403 |
6 | 20554420212015 |
7 | 2020636113254 |
oct | 322573713213 |
9 | 81006718642 |
10 | 28285310603 |
11 | 10aa5358560 |
12 | 559483a00b |
13 | 288a0746a4 |
14 | 152481bb2b |
15 | b08322b88 |
hex | 695ef968b |
28285310603 has 8 divisors (see below), whose sum is σ = 31574300736. Its totient is φ = 25115920200.
The previous prime is 28285310591. The next prime is 28285310609. The reversal of 28285310603 is 30601358282.
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 28285310603 - 212 = 28285306507 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28285310609) 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, 29899433 + ... + 29900378.
It is an arithmetic number, because the mean of its divisors is an integer number (3946787592).
Almost surely, 228285310603 is an apocalyptic number.
28285310603 is a deficient number, since it is larger than the sum of its proper divisors (3288990133).
28285310603 is a wasteful number, since it uses less digits than its factorization.
28285310603 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59799865.
The product of its (nonzero) digits is 69120, while the sum is 38.
Adding to 28285310603 its reverse (30601358282), we get a palindrome (58886668885).
The spelling of 28285310603 in words is "twenty-eight billion, two hundred eighty-five million, three hundred ten thousand, six hundred three".
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