Base | Representation |
---|---|
bin | 1011110110010001… |
… | …0111110010000001 |
3 | 22012122112111121002 |
4 | 2331210113302001 |
5 | 23003142202132 |
6 | 1243331341345 |
7 | 141546124025 |
oct | 27544276201 |
9 | 8178474532 |
10 | 3180428417 |
11 | 13922a5a41 |
12 | 749151855 |
13 | 3b8ba840a |
14 | 222572385 |
15 | 139334262 |
hex | bd917c81 |
3180428417 has 2 divisors, whose sum is σ = 3180428418. Its totient is φ = 3180428416.
The previous prime is 3180428389. The next prime is 3180428423. The reversal of 3180428417 is 7148240813.
3180428417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2288569921 + 891858496 = 47839^2 + 29864^2 .
It is a cyclic number.
It is not a de Polignac number, because 3180428417 - 28 = 3180428161 is a prime.
It is a super-2 number, since 2×31804284172 = 20230249831322251778, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (3180428467) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1590214208 + 1590214209.
It is an arithmetic number, because the mean of its divisors is an integer number (1590214209).
Almost surely, 23180428417 is an apocalyptic number.
It is an amenable number.
3180428417 is a deficient number, since it is larger than the sum of its proper divisors (1).
3180428417 is an equidigital number, since it uses as much as digits as its factorization.
3180428417 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 43008, while the sum is 38.
The square root of 3180428417 is about 56395.2871878493. The cubic root of 3180428417 is about 1470.6021900706.
The spelling of 3180428417 in words is "three billion, one hundred eighty million, four hundred twenty-eight thousand, four hundred seventeen".
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