Base | Representation |
---|---|
bin | 100000010110111… |
… | …101100100101000 |
3 | 1101211112200110102 |
4 | 200112331210220 |
5 | 2102434442110 |
6 | 125512004532 |
7 | 16311330332 |
oct | 4026754450 |
9 | 1354480412 |
10 | 542890280 |
11 | 2594a1559 |
12 | 131990748 |
13 | 8862136a |
14 | 5215c452 |
15 | 329db5a5 |
hex | 205bd928 |
542890280 has 64 divisors (see below), whose sum is σ = 1248186240. Its totient is φ = 212458752.
The previous prime is 542890267. The next prime is 542890303. The reversal of 542890280 is 82098245.
It is a super-2 number, since 2×5428902802 = 589459712236956800, which contains 22 as substring.
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 15 ways as a sum of consecutive naturals, for example, 446954 + ... + 448166.
It is an arithmetic number, because the mean of its divisors is an integer number (19502910).
Almost surely, 2542890280 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 542890280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (624093120).
542890280 is an abundant number, since it is smaller than the sum of its proper divisors (705295960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
542890280 is a wasteful number, since it uses less digits than its factorization.
542890280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1458 (or 1454 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 38.
The square root of 542890280 is about 23300.0060085829. The cubic root of 542890280 is about 815.7755574251.
The spelling of 542890280 in words is "five hundred forty-two million, eight hundred ninety thousand, two hundred eighty".
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