Base | Representation |
---|---|
bin | 11010011101111000… |
… | …011001100011110001 |
3 | 2201100112122001002111 |
4 | 122131320121203301 |
5 | 431200131031231 |
6 | 21015541245321 |
7 | 2024145132403 |
oct | 323570314361 |
9 | 81315561074 |
10 | 28418611441 |
11 | 11063624440 |
12 | 5611403841 |
13 | 28ab87771c |
14 | 15383dab73 |
15 | b14da44b1 |
hex | 69de198f1 |
28418611441 has 8 divisors (see below), whose sum is σ = 31010875200. Its totient is φ = 25827806640.
The previous prime is 28418611439. The next prime is 28418611477. The reversal of 28418611441 is 14411681482.
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 28418611441 - 21 = 28418611439 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 28418611394 and 28418611403.
It is not an unprimeable number, because it can be changed into a prime (28418611141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323806 + ... + 402103.
It is an arithmetic number, because the mean of its divisors is an integer number (3876359400).
Almost surely, 228418611441 is an apocalyptic number.
It is an amenable number.
28418611441 is a deficient number, since it is larger than the sum of its proper divisors (2592263759).
28418611441 is a wasteful number, since it uses less digits than its factorization.
28418611441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 729479.
The product of its digits is 49152, while the sum is 40.
The spelling of 28418611441 in words is "twenty-eight billion, four hundred eighteen million, six hundred eleven thousand, four hundred forty-one".
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