Base | Representation |
---|---|
bin | 10101000100100111… |
… | …01110101011111001 |
3 | 1002012102102201211202 |
4 | 22202103232223321 |
5 | 141132112444140 |
6 | 5110325103545 |
7 | 550230021416 |
oct | 124223565371 |
9 | 32172381752 |
10 | 11313015545 |
11 | 48859a2027 |
12 | 2238857bb5 |
13 | 10b3a31750 |
14 | 7946b110d |
15 | 4632be915 |
hex | 2a24eeaf9 |
11313015545 has 8 divisors (see below), whose sum is σ = 14619897096. Its totient is φ = 8354226816.
The previous prime is 11313015541. The next prime is 11313015557. The reversal of 11313015545 is 54551031311.
It can be written as a sum of positive squares in 4 ways, for example, as 346108816 + 10966906729 = 18604^2 + 104723^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 11313015545 - 22 = 11313015541 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11313015541) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 87023132 + ... + 87023261.
It is an arithmetic number, because the mean of its divisors is an integer number (1827487137).
Almost surely, 211313015545 is an apocalyptic number.
It is an amenable number.
11313015545 is a deficient number, since it is larger than the sum of its proper divisors (3306881551).
11313015545 is a wasteful number, since it uses less digits than its factorization.
11313015545 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 174046411.
The product of its (nonzero) digits is 4500, while the sum is 29.
Adding to 11313015545 its reverse (54551031311), we get a palindrome (65864046856).
The spelling of 11313015545 in words is "eleven billion, three hundred thirteen million, fifteen thousand, five hundred forty-five".
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