Base | Representation |
---|---|
bin | 101010100100001… |
… | …1111010001001101 |
3 | 10200112120120121101 |
4 | 1111020133101031 |
5 | 10411120213324 |
6 | 353421103101 |
7 | 50252152450 |
oct | 12510372115 |
9 | 3615516541 |
10 | 1428288589 |
11 | 6732603a2 |
12 | 33a3b7a91 |
13 | 199ba47a0 |
14 | d7997497 |
15 | 855d1944 |
hex | 5521f44d |
1428288589 has 8 divisors (see below), whose sum is σ = 1757893760. Its totient is φ = 1130074416.
The previous prime is 1428288527. The next prime is 1428288601. The reversal of 1428288589 is 9858828241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1428288589 - 213 = 1428280397 is a prime.
It is a super-2 number, since 2×14282885892 = 4080016586935221842, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1428288509) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7847649 + ... + 7847830.
It is an arithmetic number, because the mean of its divisors is an integer number (219736720).
Almost surely, 21428288589 is an apocalyptic number.
It is an amenable number.
1428288589 is a deficient number, since it is larger than the sum of its proper divisors (329605171).
1428288589 is a wasteful number, since it uses less digits than its factorization.
1428288589 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15695499.
The product of its digits is 2949120, while the sum is 55.
The square root of 1428288589 is about 37792.7054998713. The cubic root of 1428288589 is about 1126.1735477952.
The spelling of 1428288589 in words is "one billion, four hundred twenty-eight million, two hundred eighty-eight thousand, five hundred eighty-nine".
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