Base | Representation |
---|---|
bin | 1000111101010101… |
… | …0010110110101100 |
3 | 20012120220122101001 |
4 | 2033111102312230 |
5 | 14411102133030 |
6 | 1034341330044 |
7 | 113406550360 |
oct | 21725226654 |
9 | 6176818331 |
10 | 2404724140 |
11 | 1024449925 |
12 | 571406924 |
13 | 2c4280cc0 |
14 | 18b52d2a0 |
15 | e11aacca |
hex | 8f552dac |
2404724140 has 96 divisors (see below), whose sum is σ = 6290565120. Its totient is φ = 751838976.
The previous prime is 2404724111. The next prime is 2404724141. The reversal of 2404724140 is 414274042.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a junction number, because it is equal to n+sod(n) for n = 2404724099 and 2404724108.
It is not an unprimeable number, because it can be changed into a prime (2404724141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 143101 + ... + 159019.
It is an arithmetic number, because the mean of its divisors is an integer number (65526720).
Almost surely, 22404724140 is an apocalyptic number.
2404724140 is a gapful number since it is divisible by the number (20) 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 2404724140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3145282560).
2404724140 is an abundant number, since it is smaller than the sum of its proper divisors (3885840980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2404724140 is a wasteful number, since it uses less digits than its factorization.
2404724140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16031 (or 16029 counting only the distinct ones).
The product of its (nonzero) digits is 7168, while the sum is 28.
The square root of 2404724140 is about 49037.9867041868. The cubic root of 2404724140 is about 1339.7437952292.
Adding to 2404724140 its reverse (414274042), we get a palindrome (2818998182).
The spelling of 2404724140 in words is "two billion, four hundred four million, seven hundred twenty-four thousand, one hundred forty".
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