Base | Representation |
---|---|
bin | 111111010011001… |
… | …1011110000110101 |
3 | 12111000200121021211 |
4 | 1332212123300311 |
5 | 13322221120110 |
6 | 550432441421 |
7 | 103430511445 |
oct | 17646336065 |
9 | 5430617254 |
10 | 2124004405 |
11 | 99aa43a46 |
12 | 4b33a9271 |
13 | 27b073b53 |
14 | 162138125 |
15 | c670998a |
hex | 7e99bc35 |
2124004405 has 16 divisors (see below), whose sum is σ = 2586999168. Its totient is φ = 1673784000.
The previous prime is 2124004343. The next prime is 2124004427. The reversal of 2124004405 is 5044004212.
It is a happy number.
It is not a de Polignac number, because 2124004405 - 213 = 2123996213 is a prime.
It is a super-2 number, since 2×21240044052 = 9022789424918808050, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 573610 + ... + 577300.
It is an arithmetic number, because the mean of its divisors is an integer number (161687448).
Almost surely, 22124004405 is an apocalyptic number.
It is an amenable number.
2124004405 is a deficient number, since it is larger than the sum of its proper divisors (462994763).
2124004405 is a wasteful number, since it uses less digits than its factorization.
2124004405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5388.
The product of its (nonzero) digits is 1280, while the sum is 22.
The square root of 2124004405 is about 46086.9222773663. The cubic root of 2124004405 is about 1285.4399831729.
Adding to 2124004405 its reverse (5044004212), we get a palindrome (7168008617).
The spelling of 2124004405 in words is "two billion, one hundred twenty-four million, four thousand, four hundred five".
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