Base | Representation |
---|---|
bin | 11100101010100… |
… | …100001111110001 |
3 | 1020111221021222122 |
4 | 130222210033301 |
5 | 1441103424221 |
6 | 115415444025 |
7 | 14626520522 |
oct | 3452441761 |
9 | 1214837878 |
10 | 480920561 |
11 | 227515810 |
12 | 115086615 |
13 | 788349a4 |
14 | 47c2a849 |
15 | 2c349eab |
hex | 1caa43f1 |
480920561 has 16 divisors (see below), whose sum is σ = 541166208. Its totient is φ = 423532800.
The previous prime is 480920521. The next prime is 480920563. The reversal of 480920561 is 165029084.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-480920561 is a prime.
It is a super-3 number, since 3×4809205613 (a number of 27 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (480920563) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95636 + ... + 100538.
It is an arithmetic number, because the mean of its divisors is an integer number (33822888).
Almost surely, 2480920561 is an apocalyptic number.
It is an amenable number.
480920561 is a deficient number, since it is larger than the sum of its proper divisors (60245647).
480920561 is a wasteful number, since it uses less digits than its factorization.
480920561 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5192.
The product of its (nonzero) digits is 17280, while the sum is 35.
The square root of 480920561 is about 21929.9010713683. The cubic root of 480920561 is about 783.4737467119.
The spelling of 480920561 in words is "four hundred eighty million, nine hundred twenty thousand, five hundred sixty-one".
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