Base | Representation |
---|---|
bin | 11010001001100000… |
… | …001001111001101111 |
3 | 2200110201021201121000 |
4 | 122021200021321233 |
5 | 430000114232120 |
6 | 20522005211343 |
7 | 2012524052565 |
oct | 321140117157 |
9 | 80421251530 |
10 | 28076711535 |
11 | 109a8631a34 |
12 | 5536a00b53 |
13 | 2855a993a2 |
14 | 1504c3ba35 |
15 | ae4d6a990 |
hex | 689809e6f |
28076711535 has 32 divisors (see below), whose sum is σ = 49935188160. Its totient is φ = 14967936000.
The previous prime is 28076711503. The next prime is 28076711549. The reversal of 28076711535 is 53511767082.
It is a happy number.
It is not a de Polignac number, because 28076711535 - 25 = 28076711503 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
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 31 ways as a sum of consecutive naturals, for example, 286935 + ... + 372135.
It is an arithmetic number, because the mean of its divisors is an integer number (1560474630).
Almost surely, 228076711535 is an apocalyptic number.
28076711535 is a deficient number, since it is larger than the sum of its proper divisors (21858476625).
28076711535 is a wasteful number, since it uses less digits than its factorization.
28076711535 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87656 (or 87650 counting only the distinct ones).
The product of its (nonzero) digits is 352800, while the sum is 45.
The spelling of 28076711535 in words is "twenty-eight billion, seventy-six million, seven hundred eleven thousand, five hundred thirty-five".
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