Base | Representation |
---|---|
bin | 100010011000… |
… | …1111000110110 |
3 | 1020221000200202 |
4 | 1010301320312 |
5 | 14103431014 |
6 | 1442240502 |
7 | 306152663 |
oct | 104617066 |
9 | 36830622 |
10 | 18030134 |
11 | a1a5341 |
12 | 6056132 |
13 | 3973925 |
14 | 2574a6a |
15 | 18b23de |
hex | 1131e36 |
18030134 has 8 divisors (see below), whose sum is σ = 27195168. Its totient is φ = 8965080.
The previous prime is 18030121. The next prime is 18030143. The reversal of 18030134 is 43103081.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24542 + ... + 25265.
It is an arithmetic number, because the mean of its divisors is an integer number (3399396).
Almost surely, 218030134 is an apocalyptic number.
18030134 is a deficient number, since it is larger than the sum of its proper divisors (9165034).
18030134 is a wasteful number, since it uses less digits than its factorization.
18030134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49990.
The product of its (nonzero) digits is 288, while the sum is 20.
The square root of 18030134 is about 4246.1905279909. The cubic root of 18030134 is about 262.2203049617.
The spelling of 18030134 in words is "eighteen million, thirty thousand, one hundred thirty-four".
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