Base | Representation |
---|---|
bin | 101010100011111… |
… | …0000110010101011 |
3 | 10200112012220110122 |
4 | 1111013300302223 |
5 | 10411043120334 |
6 | 353413033455 |
7 | 50250430442 |
oct | 12507606253 |
9 | 3615186418 |
10 | 1428098219 |
11 | 673140369 |
12 | 33a32588b |
13 | 199b38c42 |
14 | d7947d59 |
15 | 8559532e |
hex | 551f0cab |
1428098219 has 8 divisors (see below), whose sum is σ = 1445529360. Its totient is φ = 1410772896.
The previous prime is 1428098207. The next prime is 1428098237. The reversal of 1428098219 is 9128908241.
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 1428098219 - 224 = 1411321003 is a prime.
It is a super-2 number, since 2×14280982192 = 4078929046221943922, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1428098219.
It is not an unprimeable number, because it can be changed into a prime (1428098239) 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, 872 + ... + 53450.
It is an arithmetic number, because the mean of its divisors is an integer number (180691170).
Almost surely, 21428098219 is an apocalyptic number.
1428098219 is a deficient number, since it is larger than the sum of its proper divisors (17431141).
1428098219 is a wasteful number, since it uses less digits than its factorization.
1428098219 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52909.
The product of its (nonzero) digits is 82944, while the sum is 44.
The square root of 1428098219 is about 37790.1868082178. The cubic root of 1428098219 is about 1126.1235114124.
The spelling of 1428098219 in words is "one billion, four hundred twenty-eight million, ninety-eight thousand, two hundred nineteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •