Base | Representation |
---|---|
bin | 101000011001011… |
… | …0001101110111101 |
3 | 10111110120221020021 |
4 | 1100302301232331 |
5 | 10234001110224 |
6 | 342300452141 |
7 | 45406313416 |
oct | 12062615675 |
9 | 3443527207 |
10 | 1355488189 |
11 | 636157380 |
12 | 319b4a051 |
13 | 187a95423 |
14 | cc04680d |
15 | 7e0011e4 |
hex | 50cb1bbd |
1355488189 has 16 divisors (see below), whose sum is σ = 1518935040. Its totient is φ = 1199190960.
The previous prime is 1355488171. The next prime is 1355488201. The reversal of 1355488189 is 9818845531.
It is not a de Polignac number, because 1355488189 - 211 = 1355486141 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1355488889) 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 in 15 ways as a sum of consecutive naturals, for example, 50092 + ... + 72250.
It is an arithmetic number, because the mean of its divisors is an integer number (94933440).
Almost surely, 21355488189 is an apocalyptic number.
It is an amenable number.
1355488189 is a deficient number, since it is larger than the sum of its proper divisors (163446851).
1355488189 is a wasteful number, since it uses less digits than its factorization.
1355488189 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22320.
The product of its digits is 1382400, while the sum is 52.
The square root of 1355488189 is about 36816.9551837194. The cubic root of 1355488189 is about 1106.7051032500.
The spelling of 1355488189 in words is "one billion, three hundred fifty-five million, four hundred eighty-eight thousand, one hundred eighty-nine".
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