Base | Representation |
---|---|
bin | 1010001010110… |
… | …0011100000110 |
3 | 2222020210220120 |
4 | 2202230130012 |
5 | 41404234400 |
6 | 4122042410 |
7 | 1025341062 |
oct | 242543406 |
9 | 88223816 |
10 | 42649350 |
11 | 220900a7 |
12 | 12349406 |
13 | 8ab3703 |
14 | 5942aa2 |
15 | 3b26ca0 |
hex | 28ac706 |
42649350 has 48 divisors (see below), whose sum is σ = 106213440. Its totient is φ = 11325600.
The previous prime is 42649349. The next prime is 42649363. The reversal of 42649350 is 5394624.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49221 + ... + 50079.
It is an arithmetic number, because the mean of its divisors is an integer number (2212780).
Almost surely, 242649350 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42649350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53106720).
42649350 is an abundant number, since it is smaller than the sum of its proper divisors (63564090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42649350 is a wasteful number, since it uses less digits than its factorization.
42649350 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1205 (or 1200 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 33.
The square root of 42649350 is about 6530.6469817316. The cubic root of 42649350 is about 349.3849060548.
The spelling of 42649350 in words is "forty-two million, six hundred forty-nine thousand, three hundred fifty".
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