Base | Representation |
---|---|
bin | 1110010111111… |
… | …00000001010101 |
3 | 22101212120212101 |
4 | 13023330001111 |
5 | 221331214231 |
6 | 15544122101 |
7 | 2662553602 |
oct | 713740125 |
9 | 271776771 |
10 | 120569941 |
11 | 62070a88 |
12 | 34466331 |
13 | 1bc9647b |
14 | 120276a9 |
15 | a8b9661 |
hex | 72fc055 |
120569941 has 2 divisors, whose sum is σ = 120569942. Its totient is φ = 120569940.
The previous prime is 120569909. The next prime is 120569947. The reversal of 120569941 is 149965021.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 73702225 + 46867716 = 8585^2 + 6846^2 .
It is an emirp because it is prime and its reverse (149965021) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 120569941 - 25 = 120569909 is a prime.
It is a super-4 number, since 4×1205699414 (a number of 33 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 120569941.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (120569947) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60284970 + 60284971.
It is an arithmetic number, because the mean of its divisors is an integer number (60284971).
Almost surely, 2120569941 is an apocalyptic number.
It is an amenable number.
120569941 is a deficient number, since it is larger than the sum of its proper divisors (1).
120569941 is an equidigital number, since it uses as much as digits as its factorization.
120569941 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 19440, while the sum is 37.
The square root of 120569941 is about 10980.4344631713. The cubic root of 120569941 is about 494.0220681624.
The spelling of 120569941 in words is "one hundred twenty million, five hundred sixty-nine thousand, nine hundred forty-one".
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