Base | Representation |
---|---|
bin | 10110100010110… |
… | …011100000000001 |
3 | 222100200200212012 |
4 | 112202303200001 |
5 | 1233311110333 |
6 | 101310342305 |
7 | 12241560530 |
oct | 2642634001 |
9 | 870620765 |
10 | 378222593 |
11 | 184551261 |
12 | a67ba995 |
13 | 60488168 |
14 | 38336317 |
15 | 23310e48 |
hex | 168b3801 |
378222593 has 8 divisors (see below), whose sum is σ = 434519040. Its totient is φ = 322492320.
The previous prime is 378222587. The next prime is 378222601. The reversal of 378222593 is 395222873.
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 378222593 - 26 = 378222529 is a prime.
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 378222593.
It is not an unprimeable number, because it can be changed into a prime (378222503) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140108 + ... + 142781.
It is an arithmetic number, because the mean of its divisors is an integer number (54314880).
Almost surely, 2378222593 is an apocalyptic number.
It is an amenable number.
378222593 is a deficient number, since it is larger than the sum of its proper divisors (56296447).
378222593 is a wasteful number, since it uses less digits than its factorization.
378222593 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 283087.
The product of its digits is 181440, while the sum is 41.
The square root of 378222593 is about 19447.9457269913. The cubic root of 378222593 is about 723.1845775398.
The spelling of 378222593 in words is "three hundred seventy-eight million, two hundred twenty-two thousand, five hundred ninety-three".
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