Base | Representation |
---|---|
bin | 10000010000100001… |
… | …00100110111000001 |
3 | 211112022012121201221 |
4 | 20020100210313001 |
5 | 120333443410401 |
6 | 4002041555041 |
7 | 426205001605 |
oct | 101020446701 |
9 | 24468177657 |
10 | 8728497601 |
11 | 377a01148a |
12 | 18371a5a81 |
13 | a9144c6a5 |
14 | 5cb33d505 |
15 | 36144b7a1 |
hex | 208424dc1 |
8728497601 has 2 divisors, whose sum is σ = 8728497602. Its totient is φ = 8728497600.
The previous prime is 8728497593. The next prime is 8728497607. The reversal of 8728497601 is 1067948278.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 6152833600 + 2575664001 = 78440^2 + 50751^2 .
It is a cyclic number.
It is not a de Polignac number, because 8728497601 - 23 = 8728497593 is a prime.
It is not a weakly prime, because it can be changed into another prime (8728497607) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4364248800 + 4364248801.
It is an arithmetic number, because the mean of its divisors is an integer number (4364248801).
Almost surely, 28728497601 is an apocalyptic number.
It is an amenable number.
8728497601 is a deficient number, since it is larger than the sum of its proper divisors (1).
8728497601 is an equidigital number, since it uses as much as digits as its factorization.
8728497601 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1354752, while the sum is 52.
The square root of 8728497601 is about 93426.4288143350. The cubic root of 8728497601 is about 2058.9533125663.
The spelling of 8728497601 in words is "eight billion, seven hundred twenty-eight million, four hundred ninety-seven thousand, six hundred one".
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