Base | Representation |
---|---|
bin | 1111110011111010… |
… | …00001000000000001 |
3 | 210220120120220210001 |
4 | 13321331001000001 |
5 | 114341023121321 |
6 | 3522145440001 |
7 | 420231652141 |
oct | 77175010001 |
9 | 23816526701 |
10 | 8488488961 |
11 | 3666592437 |
12 | 178a940001 |
13 | a537c7944 |
14 | 5a7504921 |
15 | 34a33cc91 |
hex | 1f9f41001 |
8488488961 has 2 divisors, whose sum is σ = 8488488962. Its totient is φ = 8488488960.
The previous prime is 8488488959. The next prime is 8488488989. The reversal of 8488488961 is 1698848848.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 5556807936 + 2931681025 = 74544^2 + 54145^2 .
It is a cyclic number.
It is not a de Polignac number, because 8488488961 - 21 = 8488488959 is a prime.
Together with 8488488959, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 8488488893 and 8488488902.
It is not a weakly prime, because it can be changed into another prime (8488488941) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4244244480 + 4244244481.
It is an arithmetic number, because the mean of its divisors is an integer number (4244244481).
Almost surely, 28488488961 is an apocalyptic number.
It is an amenable number.
8488488961 is a deficient number, since it is larger than the sum of its proper divisors (1).
8488488961 is an equidigital number, since it uses as much as digits as its factorization.
8488488961 is an evil number, because the sum of its binary digits is even.
The product of its digits is 28311552, while the sum is 64.
The square root of 8488488961 is about 92132.9960491897. The cubic root of 8488488961 is about 2039.9058780905.
The spelling of 8488488961 in words is "eight billion, four hundred eighty-eight million, four hundred eighty-eight thousand, nine hundred sixty-one".
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