Base | Representation |
---|---|
bin | 100100111110101… |
… | …0010101100001000 |
3 | 10012110210101020120 |
4 | 1021331102230020 |
5 | 10020121212404 |
6 | 323042423240 |
7 | 42514442451 |
oct | 11175225410 |
9 | 3173711216 |
10 | 1240804104 |
11 | 587446541 |
12 | 2a7661b20 |
13 | 16a0b0017 |
14 | bab12128 |
15 | 73dea9d9 |
hex | 49f52b08 |
1240804104 has 16 divisors (see below), whose sum is σ = 3102010320. Its totient is φ = 413601360.
The previous prime is 1240804073. The next prime is 1240804129. The reversal of 1240804104 is 4014080421.
It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 51700171 = 1240804104 / (1 + 2 + 4 + 0 + 8 + 0 + 4 + 1 + 0 + 4).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25850062 + ... + 25850109.
It is an arithmetic number, because the mean of its divisors is an integer number (193875645).
Almost surely, 21240804104 is an apocalyptic number.
It is an amenable number.
1240804104 is an abundant number, since it is smaller than the sum of its proper divisors (1861206216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1240804104 is a wasteful number, since it uses less digits than its factorization.
1240804104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51700180 (or 51700176 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 24.
The square root of 1240804104 is about 35225.0493825062. The cubic root of 1240804104 is about 1074.5692462766.
Adding to 1240804104 its reverse (4014080421), we get a palindrome (5254884525).
The spelling of 1240804104 in words is "one billion, two hundred forty million, eight hundred four thousand, one hundred four".
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