Base | Representation |
---|---|
bin | 1001100111111… |
… | …0110010010000 |
3 | 2210221202122102 |
4 | 2121332302100 |
5 | 40313141300 |
6 | 4001055532 |
7 | 1000045541 |
oct | 231766220 |
9 | 83852572 |
10 | 40365200 |
11 | 2086aa77 |
12 | 116275a8 |
13 | 8493b45 |
14 | 550a4c8 |
15 | 38250d5 |
hex | 267ec90 |
40365200 has 30 divisors (see below), whose sum is σ = 96978354. Its totient is φ = 16145920.
The previous prime is 40365173. The next prime is 40365209. The reversal of 40365200 is 256304.
40365200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 473344 + 39891856 = 688^2 + 6316^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is not an unprimeable number, because it can be changed into a prime (40365209) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50057 + ... + 50856.
Almost surely, 240365200 is an apocalyptic number.
40365200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
40365200 is an abundant number, since it is smaller than the sum of its proper divisors (56613154).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40365200 is a wasteful number, since it uses less digits than its factorization.
40365200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100931 (or 100920 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 40365200 is about 6353.3613150835. The cubic root of 40365200 is about 343.0328431465.
The spelling of 40365200 in words is "forty million, three hundred sixty-five thousand, two hundred".
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