Base | Representation |
---|---|
bin | 1110010100000000… |
… | …1000001110110101 |
3 | 100220202102122101121 |
4 | 3211000020032311 |
5 | 30332024004211 |
6 | 1433123423541 |
7 | 164131412233 |
oct | 34500101665 |
9 | 10822378347 |
10 | 3842016181 |
11 | 16a1799693 |
12 | 8b2824bb1 |
13 | 492c88873 |
14 | 28638b953 |
15 | 17746a271 |
hex | e50083b5 |
3842016181 has 2 divisors, whose sum is σ = 3842016182. Its totient is φ = 3842016180.
The previous prime is 3842016179. The next prime is 3842016187. The reversal of 3842016181 is 1816102483.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 3728934225 + 113081956 = 61065^2 + 10634^2 .
It is a cyclic number.
It is not a de Polignac number, because 3842016181 - 21 = 3842016179 is a prime.
It is a super-2 number, since 2×38420161812 = 29522176670131649522, which contains 22 as substring.
Together with 3842016179, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3842016187) 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 as a sum of consecutive naturals, namely, 1921008090 + 1921008091.
It is an arithmetic number, because the mean of its divisors is an integer number (1921008091).
Almost surely, 23842016181 is an apocalyptic number.
It is an amenable number.
3842016181 is a deficient number, since it is larger than the sum of its proper divisors (1).
3842016181 is an equidigital number, since it uses as much as digits as its factorization.
3842016181 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 9216, while the sum is 34.
The square root of 3842016181 is about 61983.9993950052. Note that the first 3 decimals coincide. The cubic root of 3842016181 is about 1566.2210738545.
The spelling of 3842016181 in words is "three billion, eight hundred forty-two million, sixteen thousand, one hundred eighty-one".
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