Base | Representation |
---|---|
bin | 111010101101001… |
… | …101101101000101 |
3 | 2112122022200112011 |
4 | 322231031231011 |
5 | 4004120244031 |
6 | 241422254221 |
7 | 33256530235 |
oct | 7255155505 |
9 | 2478280464 |
10 | 984931141 |
11 | 465a71387 |
12 | 235a27371 |
13 | 1290923bc |
14 | 94b47cc5 |
15 | 5b7066b1 |
hex | 3ab4db45 |
984931141 has 2 divisors, whose sum is σ = 984931142. Its totient is φ = 984931140.
The previous prime is 984931127. The next prime is 984931187. The reversal of 984931141 is 141139489.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 779582241 + 205348900 = 27921^2 + 14330^2 .
It is an emirp because it is prime and its reverse (141139489) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 984931141 - 25 = 984931109 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 984931094 and 984931103.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (984931741) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492465570 + 492465571.
It is an arithmetic number, because the mean of its divisors is an integer number (492465571).
Almost surely, 2984931141 is an apocalyptic number.
It is an amenable number.
984931141 is a deficient number, since it is larger than the sum of its proper divisors (1).
984931141 is an equidigital number, since it uses as much as digits as its factorization.
984931141 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 31104, while the sum is 40.
The square root of 984931141 is about 31383.6126186900. The cubic root of 984931141 is about 994.9516035819.
The spelling of 984931141 in words is "nine hundred eighty-four million, nine hundred thirty-one thousand, one hundred forty-one".
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