Base | Representation |
---|---|
bin | 110111000001… |
… | …1001100010100 |
3 | 2000021200021101 |
4 | 1232003030110 |
5 | 24341131131 |
6 | 2510155444 |
7 | 500132425 |
oct | 156031424 |
9 | 60250241 |
10 | 28848916 |
11 | 15314688 |
12 | 97b2b84 |
13 | 5c91085 |
14 | 3b8d64c |
15 | 27ecc61 |
hex | 1b83314 |
28848916 has 24 divisors (see below), whose sum is σ = 53484480. Its totient is φ = 13577472.
The previous prime is 28848901. The next prime is 28848931. The reversal of 28848916 is 61984882.
28848916 = T4384 + T4385 + T4386.
It is an interprime number because it is at equal distance from previous prime (28848901) and next prime (28848931).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11556 + ... + 13828.
It is an arithmetic number, because the mean of its divisors is an integer number (2228520).
Almost surely, 228848916 is an apocalyptic number.
28848916 is the 4386-th centered triangular number.
It is an amenable number.
28848916 is a deficient number, since it is larger than the sum of its proper divisors (24635564).
28848916 is a wasteful number, since it uses less digits than its factorization.
28848916 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2463 (or 2461 counting only the distinct ones).
The product of its digits is 221184, while the sum is 46.
The square root of 28848916 is about 5371.1186916694. The cubic root of 28848916 is about 306.6972155033.
The spelling of 28848916 in words is "twenty-eight million, eight hundred forty-eight thousand, nine hundred sixteen".
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