Base | Representation |
---|---|
bin | 110100100100010001… |
… | …000111000011100000 |
3 | 12101200121112111212210 |
4 | 310210101013003200 |
5 | 1411043404234333 |
6 | 41532442122120 |
7 | 4035465631560 |
oct | 644421070340 |
9 | 171617474783 |
10 | 56443039968 |
11 | 21a34696377 |
12 | ab327b0340 |
13 | 5426869503 |
14 | 2a36308da0 |
15 | 1705343a63 |
hex | d244470e0 |
56443039968 has 192 divisors, whose sum is σ = 180452966400. Its totient is φ = 15097032192.
The previous prime is 56443039963. The next prime is 56443039973. The reversal of 56443039968 is 86993034465.
It is an interprime number because it is at equal distance from previous prime (56443039963) and next prime (56443039973).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56443039963) by changing a digit.
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, 687583 + ... + 765281.
It is an arithmetic number, because the mean of its divisors is an integer number (939859200).
Almost surely, 256443039968 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 56443039968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90226483200).
56443039968 is an abundant number, since it is smaller than the sum of its proper divisors (124009926432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56443039968 is a wasteful number, since it uses less digits than its factorization.
56443039968 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77789 (or 77781 counting only the distinct ones).
The product of its (nonzero) digits is 16796160, while the sum is 57.
The spelling of 56443039968 in words is "fifty-six billion, four hundred forty-three million, thirty-nine thousand, nine hundred sixty-eight".
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