Base | Representation |
---|---|
bin | 101001000110001111… |
… | …100001011011100000 |
3 | 11012220100220010211001 |
4 | 221012033201123200 |
5 | 1210333301202133 |
6 | 32134443201344 |
7 | 3121352030200 |
oct | 510617413340 |
9 | 135810803731 |
10 | 44128147168 |
11 | 17795209116 |
12 | 8676516254 |
13 | 42133c12b1 |
14 | 21c895c400 |
15 | 123412187d |
hex | a463e16e0 |
44128147168 has 72 divisors (see below), whose sum is σ = 101799506592. Its totient is φ = 18773927424.
The previous prime is 44128147153. The next prime is 44128147187. The reversal of 44128147168 is 86174182144.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112105 + ... + 317527.
It is an arithmetic number, because the mean of its divisors is an integer number (1413882036).
Almost surely, 244128147168 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 44128147168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50899753296).
44128147168 is an abundant number, since it is smaller than the sum of its proper divisors (57671359424).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
44128147168 is a wasteful number, since it uses less digits than its factorization.
44128147168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 205584 (or 205569 counting only the distinct ones).
The product of its digits is 344064, while the sum is 46.
It can be divided in two parts, 44128147 and 168, that added together give a triangular number (44128315 = T9394).
The spelling of 44128147168 in words is "forty-four billion, one hundred twenty-eight million, one hundred forty-seven thousand, one hundred sixty-eight".
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