Base | Representation |
---|---|
bin | 10110111011110… |
… | …101011100010001 |
3 | 222211001001121122 |
4 | 112323311130101 |
5 | 1242001043040 |
6 | 102103132025 |
7 | 12351416444 |
oct | 2673653421 |
9 | 884031548 |
10 | 384784145 |
11 | 188223029 |
12 | a8a44015 |
13 | 61944935 |
14 | 3916365b |
15 | 23baa1b5 |
hex | 16ef5711 |
384784145 has 8 divisors (see below), whose sum is σ = 468244800. Its totient is φ = 303491440.
The previous prime is 384784123. The next prime is 384784193. The reversal of 384784145 is 541487483.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 384784145 - 224 = 368006929 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 384784096 and 384784105.
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 7 ways as a sum of consecutive naturals, for example, 541595 + ... + 542304.
It is an arithmetic number, because the mean of its divisors is an integer number (58530600).
Almost surely, 2384784145 is an apocalyptic number.
It is an amenable number.
384784145 is a deficient number, since it is larger than the sum of its proper divisors (83460655).
384784145 is a wasteful number, since it uses less digits than its factorization.
384784145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1083975.
The product of its digits is 430080, while the sum is 44.
The square root of 384784145 is about 19615.9156044269. The cubic root of 384784145 is about 727.3426528386.
The spelling of 384784145 in words is "three hundred eighty-four million, seven hundred eighty-four thousand, one hundred forty-five".
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