Base | Representation |
---|---|
bin | 1001111011010001… |
… | …0011111110100101 |
3 | 20212200202022022011 |
4 | 2132310103332211 |
5 | 20424103412240 |
6 | 1120221434221 |
7 | 123012663526 |
oct | 23664237645 |
9 | 6780668264 |
10 | 2664513445 |
11 | 1148059430 |
12 | 62440b971 |
13 | 336040399 |
14 | 1b3c3684d |
15 | 108dc56ea |
hex | 9ed13fa5 |
2664513445 has 32 divisors (see below), whose sum is σ = 3726103680. Its totient is φ = 1807626240.
The previous prime is 2664513443. The next prime is 2664513473. The reversal of 2664513445 is 5443154662.
It is not a de Polignac number, because 2664513445 - 21 = 2664513443 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2664513398 and 2664513407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2664513443) 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 31 ways as a sum of consecutive naturals, for example, 93046 + ... + 118264.
It is an arithmetic number, because the mean of its divisors is an integer number (116440740).
Almost surely, 22664513445 is an apocalyptic number.
It is an amenable number.
2664513445 is a deficient number, since it is larger than the sum of its proper divisors (1061590235).
2664513445 is a wasteful number, since it uses less digits than its factorization.
2664513445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25365.
The product of its digits is 345600, while the sum is 40.
The square root of 2664513445 is about 51618.9252600245. The cubic root of 2664513445 is about 1386.3492080679.
The spelling of 2664513445 in words is "two billion, six hundred sixty-four million, five hundred thirteen thousand, four hundred forty-five".
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