Base | Representation |
---|---|
bin | 1010110100011111… |
… | …1010110110000101 |
3 | 21111102101122011100 |
4 | 2231013322312011 |
5 | 21422030100110 |
6 | 1200114130313 |
7 | 131656064223 |
oct | 25507726605 |
9 | 7442348140 |
10 | 2904534405 |
11 | 1260596763 |
12 | 690880999 |
13 | 37399a916 |
14 | 1d7a75b13 |
15 | 11eed7bc0 |
hex | ad1fad85 |
2904534405 has 24 divisors (see below), whose sum is σ = 5330676312. Its totient is φ = 1457961984.
The previous prime is 2904534349. The next prime is 2904534407. The reversal of 2904534405 is 5044354092.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 362559681 + 2541974724 = 19041^2 + 50418^2 .
It is not a de Polignac number, because 2904534405 - 210 = 2904533381 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2904534405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2904534407) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1897624 + ... + 1899153.
It is an arithmetic number, because the mean of its divisors is an integer number (222111513).
Almost surely, 22904534405 is an apocalyptic number.
It is an amenable number.
2904534405 is a deficient number, since it is larger than the sum of its proper divisors (2426141907).
2904534405 is a wasteful number, since it uses less digits than its factorization.
2904534405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3796805 (or 3796802 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 36.
The square root of 2904534405 is about 53893.7325205816. The cubic root of 2904534405 is about 1426.7860080521.
Adding to 2904534405 its reverse (5044354092), we get a palindrome (7948888497).
The spelling of 2904534405 in words is "two billion, nine hundred four million, five hundred thirty-four thousand, four hundred five".
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