Base | Representation |
---|---|
bin | 100000011111100… |
… | …101110011110000 |
3 | 1101222210121021201 |
4 | 200133211303300 |
5 | 2104024332430 |
6 | 130032300544 |
7 | 16336501063 |
oct | 4037456360 |
9 | 1358717251 |
10 | 545152240 |
11 | 25a7a6a46 |
12 | 1326a1754 |
13 | 88c33ab9 |
14 | 5258a8da |
15 | 32cd68ca |
hex | 207e5cf0 |
545152240 has 40 divisors (see below), whose sum is σ = 1268847360. Its totient is φ = 217825536.
The previous prime is 545152207. The next prime is 545152249. The reversal of 545152240 is 42251545.
545152240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (40).
It is a junction number, because it is equal to n+sod(n) for n = 545152199 and 545152208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (545152249) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83826 + ... + 90094.
It is an arithmetic number, because the mean of its divisors is an integer number (31721184).
Almost surely, 2545152240 is an apocalyptic number.
It is an amenable number.
545152240 is an abundant number, since it is smaller than the sum of its proper divisors (723695120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
545152240 is a wasteful number, since it uses less digits than its factorization.
545152240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7369 (or 7363 counting only the distinct ones).
The product of its (nonzero) digits is 8000, while the sum is 28.
The square root of 545152240 is about 23348.4954547397. The cubic root of 545152240 is about 816.9069676491.
The spelling of 545152240 in words is "five hundred forty-five million, one hundred fifty-two thousand, two hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •