Base | Representation |
---|---|
bin | 1001100110000… |
… | …0111110100000 |
3 | 2210201120011100 |
4 | 2121200332200 |
5 | 40300234404 |
6 | 3554314400 |
7 | 666026556 |
oct | 231407640 |
9 | 83646140 |
10 | 40243104 |
11 | 20797270 |
12 | 11588a00 |
13 | 84503b5 |
14 | 54b7bd6 |
15 | 37edd39 |
hex | 2660fa0 |
40243104 has 72 divisors (see below), whose sum is σ = 124854912. Its totient is φ = 12193920.
The previous prime is 40243079. The next prime is 40243111. The reversal of 40243104 is 40134204.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3184 + ... + 9519.
It is an arithmetic number, because the mean of its divisors is an integer number (1734096).
Almost surely, 240243104 is an apocalyptic number.
40243104 is a gapful number since it is divisible by the number (44) formed by its first and last digit.
It is an amenable number.
40243104 is an abundant number, since it is smaller than the sum of its proper divisors (84611808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40243104 is a wasteful number, since it uses less digits than its factorization.
40243104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12730 (or 12719 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 40243104 is about 6343.7452660081. The cubic root of 40243104 is about 342.6866271149.
Adding to 40243104 its reverse (40134204), we get a palindrome (80377308).
Subtracting from 40243104 its reverse (40134204), we obtain a square (108900 = 3302).
The spelling of 40243104 in words is "forty million, two hundred forty-three thousand, one hundred four".
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