Base | Representation |
---|---|
bin | 1011110111111… |
… | …1101010001110 |
3 | 10110201101221102 |
4 | 2331333222032 |
5 | 100222242331 |
6 | 4535303102 |
7 | 1143225620 |
oct | 275775216 |
9 | 113641842 |
10 | 49805966 |
11 | 26128a61 |
12 | 1481aa92 |
13 | a41acb2 |
14 | 6886c10 |
15 | 458c4cb |
hex | 2f7fa8e |
49805966 has 16 divisors (see below), whose sum is σ = 85828704. Its totient is φ = 21233664.
The previous prime is 49805957. The next prime is 49805969. The reversal of 49805966 is 66950894.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 49805966.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49805969) 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, 6515 + ... + 11918.
It is an arithmetic number, because the mean of its divisors is an integer number (5364294).
Almost surely, 249805966 is an apocalyptic number.
49805966 is a deficient number, since it is larger than the sum of its proper divisors (36022738).
49805966 is a wasteful number, since it uses less digits than its factorization.
49805966 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18635.
The product of its (nonzero) digits is 466560, while the sum is 47.
The square root of 49805966 is about 7057.3341992568. The cubic root of 49805966 is about 367.9259805050.
The spelling of 49805966 in words is "forty-nine million, eight hundred five thousand, nine hundred sixty-six".
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