Base | Representation |
---|---|
bin | 100010011000… |
… | …1100111101100 |
3 | 1020220222012002 |
4 | 1010301213230 |
5 | 14103412121 |
6 | 1442231432 |
7 | 306146534 |
oct | 104614754 |
9 | 36828162 |
10 | 18029036 |
11 | a1a4533 |
12 | 6055578 |
13 | 397328c |
14 | 25744c4 |
15 | 18b1e0b |
hex | 11319ec |
18029036 has 12 divisors (see below), whose sum is σ = 31841040. Its totient is φ = 8931600.
The previous prime is 18029023. The next prime is 18029041. The reversal of 18029036 is 63092081.
It is a super-2 number, since 2×180290362 = 650092278178592, which contains 22 as substring.
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, 20240 + ... + 21111.
It is an arithmetic number, because the mean of its divisors is an integer number (2653420).
Almost surely, 218029036 is an apocalyptic number.
It is an amenable number.
18029036 is a deficient number, since it is larger than the sum of its proper divisors (13812004).
18029036 is a wasteful number, since it uses less digits than its factorization.
18029036 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41464 (or 41462 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 29.
The square root of 18029036 is about 4246.0612336611. The cubic root of 18029036 is about 262.2149819519.
The spelling of 18029036 in words is "eighteen million, twenty-nine thousand, thirty-six".
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