Base | Representation |
---|---|
bin | 100010011011… |
… | …0111000101100 |
3 | 1020222001202220 |
4 | 1010312320230 |
5 | 14110104404 |
6 | 1442515340 |
7 | 306266445 |
oct | 104667054 |
9 | 36861686 |
10 | 18050604 |
11 | a209760 |
12 | 6065b50 |
13 | 3980040 |
14 | 257c2cc |
15 | 18b84d9 |
hex | 1136e2c |
18050604 has 96 divisors (see below), whose sum is σ = 50539776. Its totient is φ = 4942080.
The previous prime is 18050603. The next prime is 18050609. The reversal of 18050604 is 40605081.
It is not an unprimeable number, because it can be changed into a prime (18050603) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 114894 + ... + 115050.
It is an arithmetic number, because the mean of its divisors is an integer number (526456).
Almost surely, 218050604 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 18050604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25269888).
18050604 is an abundant number, since it is smaller than the sum of its proper divisors (32489172).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18050604 is a wasteful number, since it uses less digits than its factorization.
18050604 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 255 (or 253 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 18050604 is about 4248.6002400791. The cubic root of 18050604 is about 262.3195022201.
Adding to 18050604 its reverse (40605081), we get a palindrome (58655685).
The spelling of 18050604 in words is "eighteen million, fifty thousand, six hundred four".
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