Base | Representation |
---|---|
bin | 100111100111111000… |
… | …011000010010111101 |
3 | 11001211000222001112210 |
4 | 213213320120102331 |
5 | 1144113011202031 |
6 | 31313411251033 |
7 | 3034206502266 |
oct | 474770302275 |
9 | 131730861483 |
10 | 42545022141 |
11 | 17052612926 |
12 | 82b42a9a79 |
13 | 402041641b |
14 | 20b85bb96d |
15 | 1190157746 |
hex | 9e7e184bd |
42545022141 has 32 divisors (see below), whose sum is σ = 58926067200. Its totient is φ = 27272064960.
The previous prime is 42545022127. The next prime is 42545022181. The reversal of 42545022141 is 14122054524.
It is not a de Polignac number, because 42545022141 - 223 = 42536633533 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 42545022099 and 42545022108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42545022181) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29159670 + ... + 29161128.
It is an arithmetic number, because the mean of its divisors is an integer number (1841439600).
Almost surely, 242545022141 is an apocalyptic number.
It is an amenable number.
42545022141 is a deficient number, since it is larger than the sum of its proper divisors (16381045059).
42545022141 is a wasteful number, since it uses less digits than its factorization.
42545022141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2649.
The product of its (nonzero) digits is 12800, while the sum is 30.
Adding to 42545022141 its reverse (14122054524), we get a palindrome (56667076665).
The spelling of 42545022141 in words is "forty-two billion, five hundred forty-five million, twenty-two thousand, one hundred forty-one".
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