Base | Representation |
---|---|
bin | 1111010111000… |
… | …10000110001011 |
3 | 22222110101012202 |
4 | 13223202012023 |
5 | 230441233423 |
6 | 20441430415 |
7 | 3123140603 |
oct | 753420613 |
9 | 288411182 |
10 | 128852363 |
11 | 66808762 |
12 | 3719b40b |
13 | 20906303 |
14 | 13181c03 |
15 | b4a3728 |
hex | 7ae218b |
128852363 has 2 divisors, whose sum is σ = 128852364. Its totient is φ = 128852362.
The previous prime is 128852359. The next prime is 128852387. The reversal of 128852363 is 363258821.
It is a weak prime.
It is an emirp because it is prime and its reverse (363258821) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 128852363 - 22 = 128852359 is a prime.
It is not a weakly prime, because it can be changed into another prime (128852263) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64426181 + 64426182.
It is an arithmetic number, because the mean of its divisors is an integer number (64426182).
Almost surely, 2128852363 is an apocalyptic number.
128852363 is a deficient number, since it is larger than the sum of its proper divisors (1).
128852363 is an equidigital number, since it uses as much as digits as its factorization.
128852363 is an evil number, because the sum of its binary digits is even.
The product of its digits is 69120, while the sum is 38.
The square root of 128852363 is about 11351.3154744285. The cubic root of 128852363 is about 505.0846023667.
The spelling of 128852363 in words is "one hundred twenty-eight million, eight hundred fifty-two thousand, three hundred sixty-three".
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