Base | Representation |
---|---|
bin | 111110101101010… |
… | …0000111000000100 |
3 | 12102122020110212200 |
4 | 1331122200320010 |
5 | 13302122234104 |
6 | 544442114500 |
7 | 103066401225 |
oct | 17532407004 |
9 | 5378213780 |
10 | 2104102404 |
11 | 98a790308 |
12 | 4a87aba30 |
13 | 276bc6211 |
14 | 15d63724c |
15 | c4ac7b39 |
hex | 7d6a0e04 |
2104102404 has 18 divisors (see below), whose sum is σ = 5318703390. Its totient is φ = 701367456.
The previous prime is 2104102381. The next prime is 2104102409. The reversal of 2104102404 is 4042014012.
2104102404 is a `hidden beast` number, since 2 + 10 + 410 + 240 + 4 = 666.
It can be written as a sum of positive squares in only one way, i.e., 1242562500 + 861539904 = 35250^2 + 29352^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (2104102409) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29223609 + ... + 29223680.
Almost surely, 22104102404 is an apocalyptic number.
It is an amenable number.
2104102404 is an abundant number, since it is smaller than the sum of its proper divisors (3214600986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2104102404 is a wasteful number, since it uses less digits than its factorization.
2104102404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58447299 (or 58447294 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
The square root of 2104102404 is about 45870.4960077826. The cubic root of 2104102404 is about 1281.4125040158.
Adding to 2104102404 its reverse (4042014012), we get a palindrome (6146116416).
The spelling of 2104102404 in words is "two billion, one hundred four million, one hundred two thousand, four hundred four".
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