Base | Representation |
---|---|
bin | 11010010101110010… |
… | …100001111100001001 |
3 | 2201000002011220111201 |
4 | 122111302201330021 |
5 | 430410402331202 |
6 | 20554251424201 |
7 | 2020606205503 |
oct | 322562417411 |
9 | 81002156451 |
10 | 28282855177 |
11 | 10aa3a30785 |
12 | 5593a55061 |
13 | 28896c4b85 |
14 | 152437cd73 |
15 | b07eda387 |
hex | 695ca1f09 |
28282855177 has 8 divisors (see below), whose sum is σ = 29273488640. Its totient is φ = 27297114480.
The previous prime is 28282855151. The next prime is 28282855207. The reversal of 28282855177 is 77155828282.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 28282855177 - 215 = 28282822409 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28282855147) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 1211427 + ... + 1234552.
It is an arithmetic number, because the mean of its divisors is an integer number (3659186080).
Almost surely, 228282855177 is an apocalyptic number.
It is an amenable number.
28282855177 is a deficient number, since it is larger than the sum of its proper divisors (990633463).
28282855177 is a wasteful number, since it uses less digits than its factorization.
28282855177 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2446383.
The product of its digits is 5017600, while the sum is 55.
The spelling of 28282855177 in words is "twenty-eight billion, two hundred eighty-two million, eight hundred fifty-five thousand, one hundred seventy-seven".
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