Base | Representation |
---|---|
bin | 1111000010111… |
… | …11100111111001 |
3 | 22210111200101012 |
4 | 13201133213321 |
5 | 224303031133 |
6 | 20305203305 |
7 | 3061600436 |
oct | 741374771 |
9 | 283450335 |
10 | 126220793 |
11 | 65280606 |
12 | 36330535 |
13 | 201c457a |
14 | 12a98b8d |
15 | b133b48 |
hex | 785f9f9 |
126220793 has 2 divisors, whose sum is σ = 126220794. Its totient is φ = 126220792.
The previous prime is 126220777. The next prime is 126220859. The reversal of 126220793 is 397022621.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 112105744 + 14115049 = 10588^2 + 3757^2 .
It is an emirp because it is prime and its reverse (397022621) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 126220793 - 24 = 126220777 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (126220753) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63110396 + 63110397.
It is an arithmetic number, because the mean of its divisors is an integer number (63110397).
Almost surely, 2126220793 is an apocalyptic number.
It is an amenable number.
126220793 is a deficient number, since it is larger than the sum of its proper divisors (1).
126220793 is an equidigital number, since it uses as much as digits as its factorization.
126220793 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 9072, while the sum is 32.
The square root of 126220793 is about 11234.8027575031. The cubic root of 126220793 is about 501.6224535942.
The spelling of 126220793 in words is "one hundred twenty-six million, two hundred twenty thousand, seven hundred ninety-three".
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