Base | Representation |
---|---|
bin | 100111001110100101… |
… | …000100100111101100 |
3 | 11000201110012122100220 |
4 | 213032211010213230 |
5 | 1142230323433122 |
6 | 31203325051340 |
7 | 3020533413132 |
oct | 471645044754 |
9 | 130643178326 |
10 | 42120530412 |
11 | 16954a39a14 |
12 | 81b60b6b50 |
13 | 3c834ab09c |
14 | 207807d752 |
15 | 1167c5725c |
hex | 9ce9449ec |
42120530412 has 24 divisors (see below), whose sum is σ = 98285476800. Its totient is φ = 14039571216.
The previous prime is 42120530393. The next prime is 42120530429. The reversal of 42120530412 is 21403502124.
42120530412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281539 + ... + 404357.
It is an arithmetic number, because the mean of its divisors is an integer number (4095228200).
Almost surely, 242120530412 is an apocalyptic number.
It is an amenable number.
42120530412 is an abundant number, since it is smaller than the sum of its proper divisors (56164946388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42120530412 is a wasteful number, since it uses less digits than its factorization.
42120530412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151405 (or 151403 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 24.
The spelling of 42120530412 in words is "forty-two billion, one hundred twenty million, five hundred thirty thousand, four hundred twelve".
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