Base | Representation |
---|---|
bin | 10111100010000… |
… | …101111111010011 |
3 | 1000111220121011100 |
4 | 113202011333103 |
5 | 1302033012040 |
6 | 103102115443 |
7 | 12532600314 |
oct | 2742057723 |
9 | 1014817140 |
10 | 394813395 |
11 | 192953169 |
12 | b027bb83 |
13 | 63a468c2 |
14 | 3a61460b |
15 | 249dbb30 |
hex | 17885fd3 |
394813395 has 96 divisors (see below), whose sum is σ = 745355520. Its totient is φ = 192890880.
The previous prime is 394813387. The next prime is 394813429. The reversal of 394813395 is 593318493.
It is not a de Polignac number, because 394813395 - 23 = 394813387 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 394813395.
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 95 ways as a sum of consecutive naturals, for example, 2514657 + ... + 2514813.
It is an arithmetic number, because the mean of its divisors is an integer number (7764120).
Almost surely, 2394813395 is an apocalyptic number.
394813395 is a deficient number, since it is larger than the sum of its proper divisors (350542125).
394813395 is a wasteful number, since it uses less digits than its factorization.
394813395 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 285 (or 282 counting only the distinct ones).
The product of its digits is 349920, while the sum is 45.
The square root of 394813395 is about 19869.9118015154. The cubic root of 394813395 is about 733.6078326139.
The spelling of 394813395 in words is "three hundred ninety-four million, eight hundred thirteen thousand, three hundred ninety-five".
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