Base | Representation |
---|---|
bin | 1111111101100100… |
… | …1111110111010101 |
3 | 102001121121211111002 |
4 | 3333121033313111 |
5 | 32233402334121 |
6 | 1545102153045 |
7 | 211116162350 |
oct | 37731176725 |
9 | 12047554432 |
10 | 4284808661 |
11 | 18a9732191 |
12 | 9b6b82785 |
13 | 533930a53 |
14 | 2c90d1297 |
15 | 1a1282e0b |
hex | ff64fdd5 |
4284808661 has 4 divisors (see below), whose sum is σ = 4896924192. Its totient is φ = 3672693132.
The previous prime is 4284808651. The next prime is 4284808681. The reversal of 4284808661 is 1668084824.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 4284808661 - 26 = 4284808597 is a prime.
It is a super-2 number, since 2×42848086612 = 36719170522761225842, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4284808601) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306057755 + ... + 306057768.
It is an arithmetic number, because the mean of its divisors is an integer number (1224231048).
Almost surely, 24284808661 is an apocalyptic number.
It is an amenable number.
4284808661 is a deficient number, since it is larger than the sum of its proper divisors (612115531).
4284808661 is an equidigital number, since it uses as much as digits as its factorization.
4284808661 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 612115530.
The product of its (nonzero) digits is 589824, while the sum is 47.
The square root of 4284808661 is about 65458.4498823490. The cubic root of 4284808661 is about 1624.2160998244.
The spelling of 4284808661 in words is "four billion, two hundred eighty-four million, eight hundred eight thousand, six hundred sixty-one".
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