Base | Representation |
---|---|
bin | 100010100101… |
… | …1100100011010 |
3 | 1021010100222121 |
4 | 1011023210122 |
5 | 14120312242 |
6 | 1444411454 |
7 | 310101442 |
oct | 105134432 |
9 | 37110877 |
10 | 18135322 |
11 | a267377 |
12 | 60a6b8a |
13 | 39ac77a |
14 | 25a1122 |
15 | 18d3667 |
hex | 114b91a |
18135322 has 8 divisors (see below), whose sum is σ = 27320436. Its totient is φ = 9028512.
The previous prime is 18135301. The next prime is 18135347. The reversal of 18135322 is 22353181.
It can be written as a sum of positive squares in 2 ways, for example, as 15610401 + 2524921 = 3951^2 + 1589^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18993 + ... + 19924.
Almost surely, 218135322 is an apocalyptic number.
18135322 is a deficient number, since it is larger than the sum of its proper divisors (9185114).
18135322 is a wasteful number, since it uses less digits than its factorization.
18135322 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39152.
The product of its digits is 1440, while the sum is 25.
The square root of 18135322 is about 4258.5586763599. The cubic root of 18135322 is about 262.7292485610.
The spelling of 18135322 in words is "eighteen million, one hundred thirty-five thousand, three hundred twenty-two".
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