Base | Representation |
---|---|
bin | 100111000111101111… |
… | …101111100010011110 |
3 | 11000102110111011100120 |
4 | 213013233233202132 |
5 | 1142012001342014 |
6 | 31144111535410 |
7 | 3014642102151 |
oct | 470757574236 |
9 | 130373434316 |
10 | 42005887134 |
11 | 168a6256802 |
12 | 818382a566 |
13 | 3c6580b423 |
14 | 2066b59c98 |
15 | 115cb5dba9 |
hex | 9c7bef89e |
42005887134 has 16 divisors (see below), whose sum is σ = 84211332240. Its totient is φ = 13968702720.
The previous prime is 42005887111. The next prime is 42005887169. The reversal of 42005887134 is 43178850024.
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 7 ways as a sum of consecutive naturals, for example, 8312179 + ... + 8317230.
It is an arithmetic number, because the mean of its divisors is an integer number (5263208265).
Almost surely, 242005887134 is an apocalyptic number.
42005887134 is an abundant number, since it is smaller than the sum of its proper divisors (42205445106).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42005887134 is a wasteful number, since it uses less digits than its factorization.
42005887134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16629835.
The product of its (nonzero) digits is 215040, while the sum is 42.
The spelling of 42005887134 in words is "forty-two billion, five million, eight hundred eighty-seven thousand, one hundred thirty-four".
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