Base | Representation |
---|---|
bin | 11001001111101000… |
… | …01000000100101101 |
3 | 1021222112010112022121 |
4 | 30213310020010231 |
5 | 210224014042434 |
6 | 10120501112541 |
7 | 656565363316 |
oct | 144764100455 |
9 | 37875115277 |
10 | 13552877869 |
11 | 5825278813 |
12 | 27629b8751 |
13 | 137caac07b |
14 | 927d6760d |
15 | 544c627b4 |
hex | 327d0812d |
13552877869 has 2 divisors, whose sum is σ = 13552877870. Its totient is φ = 13552877868.
The previous prime is 13552877839. The next prime is 13552877909. The reversal of 13552877869 is 96877825531.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10479616900 + 3073260969 = 102370^2 + 55437^2 .
It is a cyclic number.
It is not a de Polignac number, because 13552877869 - 225 = 13519323437 is a prime.
It is a super-2 number, since 2×135528778692 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13552877839) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6776438934 + 6776438935.
It is an arithmetic number, because the mean of its divisors is an integer number (6776438935).
Almost surely, 213552877869 is an apocalyptic number.
It is an amenable number.
13552877869 is a deficient number, since it is larger than the sum of its proper divisors (1).
13552877869 is an equidigital number, since it uses as much as digits as its factorization.
13552877869 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 25401600, while the sum is 61.
The spelling of 13552877869 in words is "thirteen billion, five hundred fifty-two million, eight hundred seventy-seven thousand, eight hundred sixty-nine".
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