Base | Representation |
---|---|
bin | 1001101000100… |
… | …0000100101010 |
3 | 2211000200211101 |
4 | 2122020010222 |
5 | 40320400432 |
6 | 4001552014 |
7 | 1000264465 |
oct | 232100452 |
9 | 84020741 |
10 | 40403242 |
11 | 20896610 |
12 | 1164560a |
13 | 84a8259 |
14 | 551a2dc |
15 | 38314e7 |
hex | 268812a |
40403242 has 8 divisors (see below), whose sum is σ = 66114432. Its totient is φ = 18365100.
The previous prime is 40403201. The next prime is 40403243. The reversal of 40403242 is 24230404.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×404032422 = 3264843928221128, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (40403243) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 918234 + ... + 918277.
It is an arithmetic number, because the mean of its divisors is an integer number (8264304).
Almost surely, 240403242 is an apocalyptic number.
40403242 is a deficient number, since it is larger than the sum of its proper divisors (25711190).
40403242 is a wasteful number, since it uses less digits than its factorization.
40403242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1836524.
The product of its (nonzero) digits is 768, while the sum is 19.
The square root of 40403242 is about 6356.3544583354. The cubic root of 40403242 is about 343.1405725605.
Adding to 40403242 its reverse (24230404), we get a palindrome (64633646).
The spelling of 40403242 in words is "forty million, four hundred three thousand, two hundred forty-two".
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