Base | Representation |
---|---|
bin | 100010011101… |
… | …0000000100010 |
3 | 1020222201022121 |
4 | 1010322000202 |
5 | 14111012034 |
6 | 1443054454 |
7 | 306351646 |
oct | 104720042 |
9 | 36881277 |
10 | 18063394 |
11 | a218328 |
12 | 607142a |
13 | 3985acb |
14 | 2582c26 |
15 | 18bc1b4 |
hex | 113a022 |
18063394 has 8 divisors (see below), whose sum is σ = 27476928. Its totient is φ = 8904420.
The previous prime is 18063391. The next prime is 18063413. The reversal of 18063394 is 49336081.
18063394 = 972 + 982 + ... + 3802.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (18063391) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63462 + ... + 63745.
It is an arithmetic number, because the mean of its divisors is an integer number (3434616).
Almost surely, 218063394 is an apocalyptic number.
18063394 is a deficient number, since it is larger than the sum of its proper divisors (9413534).
18063394 is a wasteful number, since it uses less digits than its factorization.
18063394 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 127280.
The product of its (nonzero) digits is 15552, while the sum is 34.
The square root of 18063394 is about 4250.1051751692. The cubic root of 18063394 is about 262.3814442715.
The spelling of 18063394 in words is "eighteen million, sixty-three thousand, three hundred ninety-four".
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