Base | Representation |
---|---|
bin | 100111001000110111… |
… | …111010010011100101 |
3 | 11000110210002022121200 |
4 | 213020313322103211 |
5 | 1142031322234410 |
6 | 31150025233113 |
7 | 3015261645066 |
oct | 471067722345 |
9 | 130423068550 |
10 | 42024805605 |
11 | 169059a8502 |
12 | 818a032799 |
13 | 3c697034a3 |
14 | 206948256d |
15 | 115e6493c0 |
hex | 9c8dfa4e5 |
42024805605 has 12 divisors (see below), whose sum is σ = 72842996460. Its totient is φ = 22413229632.
The previous prime is 42024805591. The next prime is 42024805607. The reversal of 42024805605 is 50650842024.
It is a happy number.
42024805605 is a `hidden beast` number, since 4 + 2 + 0 + 2 + 48 + 0 + 5 + 605 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 4581394596 + 37443411009 = 67686^2 + 193503^2 .
It is not a de Polignac number, because 42024805605 - 26 = 42024805541 is a prime.
It is a super-2 number, since 2×420248056052 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 42024805605.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42024805607) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 466942240 + ... + 466942329.
It is an arithmetic number, because the mean of its divisors is an integer number (6070249705).
Almost surely, 242024805605 is an apocalyptic number.
42024805605 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
42024805605 is a deficient number, since it is larger than the sum of its proper divisors (30818190855).
42024805605 is a wasteful number, since it uses less digits than its factorization.
42024805605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 933884580 (or 933884577 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 36.
The spelling of 42024805605 in words is "forty-two billion, twenty-four million, eight hundred five thousand, six hundred five".
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