Base | Representation |
---|---|
bin | 1111000001110010… |
… | …10001000001111001 |
3 | 202211021111201010100 |
4 | 13200321101001321 |
5 | 113010411410031 |
6 | 3412330510013 |
7 | 403635340263 |
oct | 74071210171 |
9 | 22737451110 |
10 | 8068075641 |
11 | 347024470a |
12 | 1691b95309 |
13 | 9b7689a72 |
14 | 567748b33 |
15 | 323495de6 |
hex | 1e0e51079 |
8068075641 has 6 divisors (see below), whose sum is σ = 11653887050. Its totient is φ = 5378717088.
The previous prime is 8068075633. The next prime is 8068075643. The reversal of 8068075641 is 1465708608.
It is a happy number.
8068075641 is a `hidden beast` number, since 8 + 0 + 6 + 80 + 7 + 564 + 1 = 666.
It can be written as a sum of positive squares in only one way, i.e., 5068870416 + 2999205225 = 71196^2 + 54765^2 .
It is not a de Polignac number, because 8068075641 - 23 = 8068075633 is a prime.
It is a super-4 number, since 4×80680756414 (a number of 41 digits) contains 4444 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8068075643) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 448226416 + ... + 448226433.
Almost surely, 28068075641 is an apocalyptic number.
It is an amenable number.
8068075641 is a deficient number, since it is larger than the sum of its proper divisors (3585811409).
8068075641 is a wasteful number, since it uses less digits than its factorization.
8068075641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 896452855 (or 896452852 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 45.
The square root of 8068075641 is about 89822.4673508805. The cubic root of 8068075641 is about 2005.6569544309.
The spelling of 8068075641 in words is "eight billion, sixty-eight million, seventy-five thousand, six hundred forty-one".
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