Base | Representation |
---|---|
bin | 11010000110011100… |
… | …110011110101001101 |
3 | 2200100010221001202120 |
4 | 122012130303311031 |
5 | 424344012044203 |
6 | 20512535443153 |
7 | 2011332562662 |
oct | 320634636515 |
9 | 80303831676 |
10 | 28025503053 |
11 | 10981736279 |
12 | 55218264b9 |
13 | 28482a9c02 |
14 | 14dc10ba69 |
15 | ae0602b53 |
hex | 686733d4d |
28025503053 has 16 divisors (see below), whose sum is σ = 39478337280. Its totient is φ = 17655584576.
The previous prime is 28025503043. The next prime is 28025503061. The reversal of 28025503053 is 35030552082.
It is a cyclic number.
It is not a de Polignac number, because 28025503053 - 220 = 28024454477 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28025503043) 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 15 ways as a sum of consecutive naturals, for example, 3422850 + ... + 3431027.
It is an arithmetic number, because the mean of its divisors is an integer number (2467396080).
Almost surely, 228025503053 is an apocalyptic number.
It is an amenable number.
28025503053 is a deficient number, since it is larger than the sum of its proper divisors (11452834227).
28025503053 is a wasteful number, since it uses less digits than its factorization.
28025503053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6853956.
The product of its (nonzero) digits is 36000, while the sum is 33.
The spelling of 28025503053 in words is "twenty-eight billion, twenty-five million, five hundred three thousand, fifty-three".
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