Base | Representation |
---|---|
bin | 1010000001100… |
… | …1111000011111 |
3 | 2221010022110102 |
4 | 2200121320133 |
5 | 41231032210 |
6 | 4101131315 |
7 | 1020260666 |
oct | 240317037 |
9 | 87108412 |
10 | 42049055 |
11 | 21810094 |
12 | 120b9b3b |
13 | 89333c9 |
14 | 5827ddd |
15 | 3a58ea5 |
hex | 2819e1f |
42049055 has 16 divisors (see below), whose sum is σ = 51901344. Its totient is φ = 32686080.
The previous prime is 42049031. The next prime is 42049061. The reversal of 42049055 is 55094024.
It is a happy number.
42049055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 42049055 - 210 = 42048031 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54875 + ... + 55635.
It is an arithmetic number, because the mean of its divisors is an integer number (3243834).
Almost surely, 242049055 is an apocalyptic number.
42049055 is a deficient number, since it is larger than the sum of its proper divisors (9852289).
42049055 is a wasteful number, since it uses less digits than its factorization.
42049055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1066.
The product of its (nonzero) digits is 7200, while the sum is 29.
The square root of 42049055 is about 6484.5242693663. The cubic root of 42049055 is about 347.7379423805.
The spelling of 42049055 in words is "forty-two million, forty-nine thousand, fifty-five".
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