Base | Representation |
---|---|
bin | 1011111111001… |
… | …1100100100011 |
3 | 10111121112012121 |
4 | 2333303210203 |
5 | 100332440424 |
6 | 4553405111 |
7 | 1150244035 |
oct | 277634443 |
9 | 114545177 |
10 | 50280739 |
11 | 26422733 |
12 | 14a09797 |
13 | a556122 |
14 | 696bc55 |
15 | 4632ee4 |
hex | 2ff3923 |
50280739 has 2 divisors, whose sum is σ = 50280740. Its totient is φ = 50280738.
The previous prime is 50280677. The next prime is 50280749. The reversal of 50280739 is 93708205.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-50280739 is a prime.
It is a super-2 number, since 2×502807392 = 5056305428772242, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (50280749) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25140369 + 25140370.
It is an arithmetic number, because the mean of its divisors is an integer number (25140370).
Almost surely, 250280739 is an apocalyptic number.
50280739 is a deficient number, since it is larger than the sum of its proper divisors (1).
50280739 is an equidigital number, since it uses as much as digits as its factorization.
50280739 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 15120, while the sum is 34.
The square root of 50280739 is about 7090.8912697911. The cubic root of 50280739 is about 369.0913642884.
The spelling of 50280739 in words is "fifty million, two hundred eighty thousand, seven hundred thirty-nine".
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