Base | Representation |
---|---|
bin | 1000001011011011100… |
… | …01001000000000101000 |
3 | 222212100101022002212021 |
4 | 10011231301020000220 |
5 | 14101004200444043 |
6 | 333032443154224 |
7 | 26205541400104 |
oct | 4055561100050 |
9 | 885311262767 |
10 | 281014468648 |
11 | a91a5383621 |
12 | 46567215974 |
13 | 206656889a4 |
14 | d85b892904 |
15 | 749aa313ed |
hex | 416dc48028 |
281014468648 has 128 divisors (see below), whose sum is σ = 591310368000. Its totient is φ = 124582993920.
The previous prime is 281014468597. The next prime is 281014468663. The reversal of 281014468648 is 846864410182.
It is a junction number, because it is equal to n+sod(n) for n = 281014468595 and 281014468604.
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 31 ways as a sum of consecutive naturals, for example, 42008088 + ... + 42014776.
It is an arithmetic number, because the mean of its divisors is an integer number (4619612250).
Almost surely, 2281014468648 is an apocalyptic number.
It is an amenable number.
281014468648 is an abundant number, since it is smaller than the sum of its proper divisors (310295899352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
281014468648 is a wasteful number, since it uses less digits than its factorization.
281014468648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6995 (or 6991 counting only the distinct ones).
The product of its (nonzero) digits is 2359296, while the sum is 52.
The spelling of 281014468648 in words is "two hundred eighty-one billion, fourteen million, four hundred sixty-eight thousand, six hundred forty-eight".
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