Base | Representation |
---|---|
bin | 1001100100111… |
… | …0001010001110 |
3 | 2210120122102202 |
4 | 2121032022032 |
5 | 40240303110 |
6 | 3552521502 |
7 | 665256062 |
oct | 231161216 |
9 | 83518382 |
10 | 40166030 |
11 | 20744373 |
12 | 11550292 |
13 | 84242a8 |
14 | 5497aa2 |
15 | 37d60a5 |
hex | 264e28e |
40166030 has 16 divisors (see below), whose sum is σ = 72421344. Its totient is φ = 16039200.
The previous prime is 40166011. The next prime is 40166033. The reversal of 40166030 is 3066104.
It is a super-2 number, since 2×401660302 = 3226619931921800, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 40165993 and 40166011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40166033) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3455 + ... + 9605.
It is an arithmetic number, because the mean of its divisors is an integer number (4526334).
Almost surely, 240166030 is an apocalyptic number.
40166030 is a deficient number, since it is larger than the sum of its proper divisors (32255314).
40166030 is a wasteful number, since it uses less digits than its factorization.
40166030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6811.
The product of its (nonzero) digits is 432, while the sum is 20.
The square root of 40166030 is about 6337.6675520257. The cubic root of 40166030 is about 342.4677150025.
The spelling of 40166030 in words is "forty million, one hundred sixty-six thousand, thirty".
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