Base | Representation |
---|---|
bin | 100111001001111111… |
… | …011110100000000000 |
3 | 11000112002101110011002 |
4 | 213021333132200000 |
5 | 1142101123103310 |
6 | 31151535311132 |
7 | 3015610262255 |
oct | 471177364000 |
9 | 130462343132 |
10 | 42043566080 |
11 | 1691555152a |
12 | 819437b4a8 |
13 | 3c70571669 |
14 | 206bb6742c |
15 | 1161102da5 |
hex | 9c9fde800 |
42043566080 has 48 divisors (see below), whose sum is σ = 100879948260. Its totient is φ = 16817422336.
The previous prime is 42043566067. The next prime is 42043566083. The reversal of 42043566080 is 8066534024.
It can be written as a sum of positive squares in 2 ways, for example, as 41121350656 + 922215424 = 202784^2 + 30368^2 .
It is a super-2 number, since 2×420435660802 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (42043566083) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2042669 + ... + 2063148.
Almost surely, 242043566080 is an apocalyptic number.
42043566080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
42043566080 is an abundant number, since it is smaller than the sum of its proper divisors (58836382180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42043566080 is an equidigital number, since it uses as much as digits as its factorization.
42043566080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4105844 (or 4105824 counting only the distinct ones).
The product of its (nonzero) digits is 138240, while the sum is 38.
The spelling of 42043566080 in words is "forty-two billion, forty-three million, five hundred sixty-six thousand, eighty".
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