Base | Representation |
---|---|
bin | 1010001001001… |
… | …0000010010101 |
3 | 2222001022120012 |
4 | 2202102002111 |
5 | 41342304310 |
6 | 4115450005 |
7 | 1024410560 |
oct | 242220225 |
9 | 88038505 |
10 | 42541205 |
11 | 22016923 |
12 | 122b6905 |
13 | 8a76415 |
14 | 59154d7 |
15 | 3b04c05 |
hex | 2892095 |
42541205 has 8 divisors (see below), whose sum is σ = 58342272. Its totient is φ = 29171088.
The previous prime is 42541201. The next prime is 42541211. The reversal of 42541205 is 50214524.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42541205 - 22 = 42541201 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42541201) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 607697 + ... + 607766.
It is an arithmetic number, because the mean of its divisors is an integer number (7292784).
Almost surely, 242541205 is an apocalyptic number.
It is an amenable number.
42541205 is a deficient number, since it is larger than the sum of its proper divisors (15801067).
42541205 is a wasteful number, since it uses less digits than its factorization.
42541205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1215475.
The product of its (nonzero) digits is 1600, while the sum is 23.
The square root of 42541205 is about 6522.3619188144. The cubic root of 42541205 is about 349.0893469436.
Adding to 42541205 its reverse (50214524), we get a palindrome (92755729).
The spelling of 42541205 in words is "forty-two million, five hundred forty-one thousand, two hundred five".
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