| Base | Representation |
|---|---|
| bin | 1001101010111… |
| … | …0011001110000 |
| 3 | 2211022200012010 |
| 4 | 2122232121300 |
| 5 | 40340411430 |
| 6 | 4005202520 |
| 7 | 1001520300 |
| oct | 232563160 |
| 9 | 84280163 |
| 10 | 40560240 |
| 11 | 20993566 |
| 12 | 11700440 |
| 13 | 8531856 |
| 14 | 555b600 |
| 15 | 3862cb0 |
| hex | 26ae670 |
40560240 has 120 divisors (see below), whose sum is σ = 146307600. Its totient is φ = 9268224.
The previous prime is 40560239. The next prime is 40560263. The reversal of 40560240 is 4206504.
It is a happy number.
40560240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (120).
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 10036 + ... + 13484.
It is an arithmetic number, because the mean of its divisors is an integer number (1219230).
Almost surely, 240560240 is an apocalyptic number.
40560240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 40560240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73153800).
40560240 is an abundant number, since it is smaller than the sum of its proper divisors (105747360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40560240 is a wasteful number, since it uses less digits than its factorization.
40560240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3479 (or 3466 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 40560240 is about 6368.6921734372. The cubic root of 40560240 is about 343.5844540619.
Adding to 40560240 its reverse (4206504), we get a palindrome (44766744).
It can be divided in two parts, 40560 and 240, that multiplied together give a square (9734400 = 31202).
The spelling of 40560240 in words is "forty million, five hundred sixty thousand, two hundred forty".
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