Base | Representation |
---|---|
bin | 11010001110101001… |
… | …000111011110000100 |
3 | 2200200201112221100012 |
4 | 122032221013132010 |
5 | 430134203300243 |
6 | 20534325405352 |
7 | 2014622046023 |
oct | 321651073604 |
9 | 80621487305 |
10 | 28162946948 |
11 | 10a42281974 |
12 | 555b869858 |
13 | 286a900966 |
14 | 15124888ba |
15 | aec701d18 |
hex | 68ea47784 |
28162946948 has 6 divisors (see below), whose sum is σ = 49285157166. Its totient is φ = 14081473472.
The previous prime is 28162946909. The next prime is 28162946951. The reversal of 28162946948 is 84964926182.
It can be written as a sum of positive squares in only one way, i.e., 25243489924 + 2919457024 = 158882^2 + 54032^2 .
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 as a sum of consecutive naturals, namely, 3520368365 + ... + 3520368372.
It is an arithmetic number, because the mean of its divisors is an integer number (8214192861).
Almost surely, 228162946948 is an apocalyptic number.
It is an amenable number.
28162946948 is a deficient number, since it is larger than the sum of its proper divisors (21122210218).
28162946948 is a wasteful number, since it uses less digits than its factorization.
28162946948 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7040736741 (or 7040736739 counting only the distinct ones).
The product of its digits is 11943936, while the sum is 59.
The spelling of 28162946948 in words is "twenty-eight billion, one hundred sixty-two million, nine hundred forty-six thousand, nine hundred forty-eight".
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