Base | Representation |
---|---|
bin | 1010001011001001… |
… | …0001011001010100 |
3 | 21001100000121122211 |
4 | 2202302101121110 |
5 | 21043124244234 |
6 | 1131000403204 |
7 | 124451601031 |
oct | 24262213124 |
9 | 7040017584 |
10 | 2731087444 |
11 | 118169a468 |
12 | 642776504 |
13 | 346a7c697 |
14 | 1bca06388 |
15 | 10eb76164 |
hex | a2c91654 |
2731087444 has 24 divisors (see below), whose sum is σ = 4843308960. Its totient is φ = 1347328224.
The previous prime is 2731087427. The next prime is 2731087481. The reversal of 2731087444 is 4447801372.
It is a junction number, because it is equal to n+sod(n) for n = 2731087397 and 2731087406.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270267 + ... + 280189.
It is an arithmetic number, because the mean of its divisors is an integer number (201804540).
Almost surely, 22731087444 is an apocalyptic number.
It is an amenable number.
2731087444 is a deficient number, since it is larger than the sum of its proper divisors (2112221516).
2731087444 is a wasteful number, since it uses less digits than its factorization.
2731087444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10839 (or 10837 counting only the distinct ones).
The product of its (nonzero) digits is 150528, while the sum is 40.
The square root of 2731087444 is about 52259.8071561693. The cubic root of 2731087444 is about 1397.8005334178.
The spelling of 2731087444 in words is "two billion, seven hundred thirty-one million, eighty-seven thousand, four hundred forty-four".
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