Base | Representation |
---|---|
bin | 1101001010001110… |
… | …10100111100110001 |
3 | 200020101021201122022 |
4 | 12211013110330301 |
5 | 103432133110003 |
6 | 3125022121225 |
7 | 340036414004 |
oct | 64507247461 |
9 | 20211251568 |
10 | 7065128753 |
11 | 2aa6098891 |
12 | 1452120215 |
13 | 88795a477 |
14 | 4b047153b |
15 | 2b53d1738 |
hex | 1a51d4f31 |
7065128753 has 16 divisors (see below), whose sum is σ = 7839576576. Its totient is φ = 6333043200.
The previous prime is 7065128699. The next prime is 7065128827. The reversal of 7065128753 is 3578215607.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 7065128753 - 216 = 7065063217 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (7065128053) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52328 + ... + 129878.
It is an arithmetic number, because the mean of its divisors is an integer number (489973536).
Almost surely, 27065128753 is an apocalyptic number.
It is an amenable number.
7065128753 is a deficient number, since it is larger than the sum of its proper divisors (774447823).
7065128753 is a wasteful number, since it uses less digits than its factorization.
7065128753 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77824.
The product of its (nonzero) digits is 352800, while the sum is 44.
The square root of 7065128753 is about 84054.3202518467. The cubic root of 7065128753 is about 1918.8455836153.
The spelling of 7065128753 in words is "seven billion, sixty-five million, one hundred twenty-eight thousand, seven hundred fifty-three".
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