Base | Representation |
---|---|
bin | 100111100100100100… |
… | …101100000000000000 |
3 | 11001200011112200100002 |
4 | 213210210230000000 |
5 | 1144004304401240 |
6 | 31304110015132 |
7 | 3032634013601 |
oct | 474444540000 |
9 | 131604480302 |
10 | 42489528320 |
11 | 1702425a568 |
12 | 82997a74a8 |
13 | 4011a86545 |
14 | 20b1093da8 |
15 | 118a344d15 |
hex | 9e492c000 |
42489528320 has 120 divisors (see below), whose sum is σ = 102272360400. Its totient is φ = 16945774592.
The previous prime is 42489528293. The next prime is 42489528329. The reversal of 42489528320 is 2382598424.
It is not an unprimeable number, because it can be changed into a prime (42489528329) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41696771 + ... + 41697789.
It is an arithmetic number, because the mean of its divisors is an integer number (852269670).
Almost surely, 242489528320 is an apocalyptic number.
42489528320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42489528320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51136180200).
42489528320 is an abundant number, since it is smaller than the sum of its proper divisors (59782832080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42489528320 is an equidigital number, since it uses as much as digits as its factorization.
42489528320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1561 (or 1535 counting only the distinct ones).
The product of its (nonzero) digits is 1105920, while the sum is 47.
The spelling of 42489528320 in words is "forty-two billion, four hundred eighty-nine million, five hundred twenty-eight thousand, three hundred twenty".
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