Base | Representation |
---|---|
bin | 100111110101111111… |
… | …010001101011001110 |
3 | 11002102112100002200211 |
4 | 213311333101223032 |
5 | 1200104104223204 |
6 | 31353104313034 |
7 | 3043112354365 |
oct | 476577215316 |
9 | 132375302624 |
10 | 42781711054 |
11 | 171641847a5 |
12 | 835b61277a |
13 | 405a478134 |
14 | 20dbbd07dc |
15 | 11a5d0c804 |
hex | 9f5fd1ace |
42781711054 has 8 divisors (see below), whose sum is σ = 64795601520. Its totient is φ = 21183177216.
The previous prime is 42781711033. The next prime is 42781711103. The reversal of 42781711054 is 45011718724.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 42781710998 and 42781711016.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103838899 + ... + 103839310.
It is an arithmetic number, because the mean of its divisors is an integer number (8099450190).
Almost surely, 242781711054 is an apocalyptic number.
42781711054 is a deficient number, since it is larger than the sum of its proper divisors (22013890466).
42781711054 is a wasteful number, since it uses less digits than its factorization.
42781711054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 207678314.
The product of its (nonzero) digits is 62720, while the sum is 40.
The spelling of 42781711054 in words is "forty-two billion, seven hundred eighty-one million, seven hundred eleven thousand, fifty-four".
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