Base | Representation |
---|---|
bin | 101010100011111… |
… | …0010010011110110 |
3 | 10200112020012222222 |
4 | 1111013302103312 |
5 | 10411043320223 |
6 | 353413122342 |
7 | 50250454535 |
oct | 12507622366 |
9 | 3615205888 |
10 | 1428104438 |
11 | 673145002 |
12 | 33a3293b2 |
13 | 199b3ba17 |
14 | d794a31c |
15 | 855970c8 |
hex | 551f24f6 |
1428104438 has 8 divisors (see below), whose sum is σ = 2143911888. Its totient is φ = 713467144.
The previous prime is 1428104411. The next prime is 1428104453. The reversal of 1428104438 is 8344018241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 1428104398 and 1428104407.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 289481 + ... + 294372.
It is an arithmetic number, because the mean of its divisors is an integer number (267988986).
Almost surely, 21428104438 is an apocalyptic number.
1428104438 is a deficient number, since it is larger than the sum of its proper divisors (715807450).
1428104438 is a wasteful number, since it uses less digits than its factorization.
1428104438 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 585078.
The product of its (nonzero) digits is 24576, while the sum is 35.
The square root of 1428104438 is about 37790.2690913944. The cubic root of 1428104438 is about 1126.1251460693.
The spelling of 1428104438 in words is "one billion, four hundred twenty-eight million, one hundred four thousand, four hundred thirty-eight".
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