Base | Representation |
---|---|
bin | 100000101110101… |
… | …110101000110000 |
3 | 1102021021012210112 |
4 | 200232232220300 |
5 | 2111033324220 |
6 | 130253320452 |
7 | 16415306402 |
oct | 4056565060 |
9 | 1367235715 |
10 | 549120560 |
11 | 261a6744a |
12 | 133a96128 |
13 | 899c3111 |
14 | 52d00b72 |
15 | 3331c5c5 |
hex | 20baea30 |
549120560 has 80 divisors (see below), whose sum is σ = 1298702592. Its totient is φ = 215904000.
The previous prime is 549120541. The next prime is 549120563. The reversal of 549120560 is 65021945.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (80).
It is not an unprimeable number, because it can be changed into a prime (549120563) 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 15 ways as a sum of consecutive naturals, for example, 1582307 + ... + 1582653.
Almost surely, 2549120560 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 549120560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (649351296).
549120560 is an abundant number, since it is smaller than the sum of its proper divisors (749582032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
549120560 is a wasteful number, since it uses less digits than its factorization.
549120560 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 642 (or 636 counting only the distinct ones).
The product of its (nonzero) digits is 10800, while the sum is 32.
The square root of 549120560 is about 23433.3215742028. The cubic root of 549120560 is about 818.8843443671.
The spelling of 549120560 in words is "five hundred forty-nine million, one hundred twenty thousand, five hundred sixty".
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