Base | Representation |
---|---|
bin | 1011110111000… |
… | …1000000010111 |
3 | 10110121100121100 |
4 | 2331301000113 |
5 | 100213332233 |
6 | 4534121143 |
7 | 1142555622 |
oct | 275610027 |
9 | 113540540 |
10 | 49745943 |
11 | 26097955 |
12 | 147b01b3 |
13 | a3c9890 |
14 | 686cdb9 |
15 | 4579813 |
hex | 2f71017 |
49745943 has 24 divisors (see below), whose sum is σ = 77818832. Its totient is φ = 30440448.
The previous prime is 49745939. The next prime is 49745947. The reversal of 49745943 is 34954794.
It is a happy number.
49745943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (49745939) and next prime (49745947).
It is not a de Polignac number, because 49745943 - 22 = 49745939 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49745947) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 21480 + ... + 23682.
Almost surely, 249745943 is an apocalyptic number.
49745943 is a deficient number, since it is larger than the sum of its proper divisors (28072889).
49745943 is a wasteful number, since it uses less digits than its factorization.
49745943 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2415 (or 2412 counting only the distinct ones).
The product of its digits is 544320, while the sum is 45.
The square root of 49745943 is about 7053.0803908647. The cubic root of 49745943 is about 367.7781207185.
The spelling of 49745943 in words is "forty-nine million, seven hundred forty-five thousand, nine hundred forty-three".
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