Base | Representation |
---|---|
bin | 1001001010010110… |
… | …11111000000100001 |
3 | 110200210110121202222 |
4 | 10211023133000201 |
5 | 40033144004011 |
6 | 2132025320425 |
7 | 232614361634 |
oct | 44513370041 |
9 | 13623417688 |
10 | 4918734881 |
11 | 20a4552355 |
12 | b53336115 |
13 | 605077718 |
14 | 349389c1b |
15 | 1dbc52ddb |
hex | 1252df021 |
4918734881 has 2 divisors, whose sum is σ = 4918734882. Its totient is φ = 4918734880.
The previous prime is 4918734859. The next prime is 4918734883. The reversal of 4918734881 is 1884378194.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 3662670400 + 1256064481 = 60520^2 + 35441^2 .
It is a cyclic number.
It is not a de Polignac number, because 4918734881 - 230 = 3844993057 is a prime.
It is a super-2 number, since 2×49187348812 = 48387905659132168322, which contains 22 as substring.
Together with 4918734883, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (4918734883) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2459367440 + 2459367441.
It is an arithmetic number, because the mean of its divisors is an integer number (2459367441).
Almost surely, 24918734881 is an apocalyptic number.
It is an amenable number.
4918734881 is a deficient number, since it is larger than the sum of its proper divisors (1).
4918734881 is an equidigital number, since it uses as much as digits as its factorization.
4918734881 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1548288, while the sum is 53.
The square root of 4918734881 is about 70133.6929086156. The cubic root of 4918734881 is about 1700.6612054243.
The spelling of 4918734881 in words is "four billion, nine hundred eighteen million, seven hundred thirty-four thousand, eight hundred eighty-one".
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