Base | Representation |
---|---|
bin | 1001100001001101… |
… | …1110011000111101 |
3 | 20121002010202010021 |
4 | 2120103132120331 |
5 | 20213120221140 |
6 | 1101315412141 |
7 | 120215125156 |
oct | 23023363075 |
9 | 6532122107 |
10 | 2555242045 |
11 | 10a1405194 |
12 | 5b38b4051 |
13 | 319501855 |
14 | 1a351092d |
15 | ee4ddb4a |
hex | 984de63d |
2555242045 has 8 divisors (see below), whose sum is σ = 3068688096. Its totient is φ = 2042595216.
The previous prime is 2555242031. The next prime is 2555242049. The reversal of 2555242045 is 5402425552.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2555242045 - 25 = 2555242013 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2555242045.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2555242049) 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 7 ways as a sum of consecutive naturals, for example, 192747 + ... + 205576.
It is an arithmetic number, because the mean of its divisors is an integer number (383586012).
Almost surely, 22555242045 is an apocalyptic number.
It is an amenable number.
2555242045 is a deficient number, since it is larger than the sum of its proper divisors (513446051).
2555242045 is a wasteful number, since it uses less digits than its factorization.
2555242045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 399611.
The product of its (nonzero) digits is 80000, while the sum is 34.
The square root of 2555242045 is about 50549.4020241585. The cubic root of 2555242045 is about 1367.1327329385.
Adding to 2555242045 its reverse (5402425552), we get a palindrome (7957667597).
The spelling of 2555242045 in words is "two billion, five hundred fifty-five million, two hundred forty-two thousand, forty-five".
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