Base | Representation |
---|---|
bin | 10111100001100… |
… | …111111010010000 |
3 | 1000111200100011021 |
4 | 113201213322100 |
5 | 1302020041232 |
6 | 103055325224 |
7 | 12531545161 |
oct | 2741477220 |
9 | 1014610137 |
10 | 394690192 |
11 | 192879646 |
12 | b0220814 |
13 | 63a027c0 |
14 | 3a5c1768 |
15 | 249b5397 |
hex | 17867e90 |
394690192 has 40 divisors (see below), whose sum is σ = 866888960. Its totient is φ = 172575360.
The previous prime is 394690159. The next prime is 394690193. The reversal of 394690192 is 291096493.
It is not an unprimeable number, because it can be changed into a prime (394690193) 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, 45984 + ... + 53887.
It is an arithmetic number, because the mean of its divisors is an integer number (21672224).
Almost surely, 2394690192 is an apocalyptic number.
It is an amenable number.
394690192 is an abundant number, since it is smaller than the sum of its proper divisors (472198768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
394690192 is a wasteful number, since it uses less digits than its factorization.
394690192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 99911 (or 99905 counting only the distinct ones).
The product of its (nonzero) digits is 104976, while the sum is 43.
The square root of 394690192 is about 19866.8113193839. The cubic root of 394690192 is about 733.5315163169.
The spelling of 394690192 in words is "three hundred ninety-four million, six hundred ninety thousand, one hundred ninety-two".
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