Base | Representation |
---|---|
bin | 11010001000110010… |
… | …100101110010100101 |
3 | 2200102212210212222001 |
4 | 122020302211302211 |
5 | 424434040022031 |
6 | 20520501205301 |
7 | 2012320404355 |
oct | 321062456245 |
9 | 80385725861 |
10 | 28064767141 |
11 | 109a1913a34 |
12 | 5532a00831 |
13 | 28534767b8 |
14 | 150340cb65 |
15 | ae3cab861 |
hex | 688ca5ca5 |
28064767141 has 8 divisors (see below), whose sum is σ = 29293691904. Its totient is φ = 26836568880.
The previous prime is 28064767127. The next prime is 28064767163. The reversal of 28064767141 is 14176746082.
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 28064767141 - 27 = 28064767013 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 28064767091 and 28064767100.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28064767541) 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, 101926 + ... + 257911.
It is an arithmetic number, because the mean of its divisors is an integer number (3661711488).
Almost surely, 228064767141 is an apocalyptic number.
It is an amenable number.
28064767141 is a deficient number, since it is larger than the sum of its proper divisors (1228924763).
28064767141 is a wasteful number, since it uses less digits than its factorization.
28064767141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 363251.
The product of its (nonzero) digits is 451584, while the sum is 46.
The spelling of 28064767141 in words is "twenty-eight billion, sixty-four million, seven hundred sixty-seven thousand, one hundred forty-one".
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