Base | Representation |
---|---|
bin | 110011000111000110110… |
… | …0100011010111101011001 |
3 | 220212112211201000020100121 |
4 | 1212032031210122331121 |
5 | 1410042434021222100 |
6 | 22535024513033241 |
7 | 1323341202311434 |
oct | 146161544327531 |
9 | 26775751006317 |
10 | 7024646664025 |
11 | 2269154a00871 |
12 | 95550bb55821 |
13 | 3bc5628ab3b3 |
14 | 1a3dcd6c481b |
15 | c2ad937951a |
hex | 6638d91af59 |
7024646664025 has 81 divisors (see below), whose sum is σ = 9618150830589. Its totient is φ = 5088268722240.
The previous prime is 7024646664017. The next prime is 7024646664037. The reversal of 7024646664025 is 5204666464207.
The square root of 7024646664025 is 2650405.
It is a perfect power (a square), and thus also a powerful number.
7024646664025 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 3081530974041 + 3943115689984 = 1755429^2 + 1985728^2 .
It is not a de Polignac number, because 7024646664025 - 23 = 7024646664017 is a prime.
It is a super-2 number, since 2×70246466640252 (a number of 26 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
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 80 ways as a sum of consecutive naturals, for example, 5791134319 + ... + 5791135531.
Almost surely, 27024646664025 is an apocalyptic number.
7024646664025 is the 2650405-th square number.
7024646664025 is the 1325203-rd centered octagonal number.
It is an amenable number.
7024646664025 is a deficient number, since it is larger than the sum of its proper divisors (2593504166564).
7024646664025 is an equidigital number, since it uses as much as digits as its factorization.
7024646664025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2520 (or 1260 counting only the distinct ones).
The product of its (nonzero) digits is 11612160, while the sum is 52.
The spelling of 7024646664025 in words is "seven trillion, twenty-four billion, six hundred forty-six million, six hundred sixty-four thousand, twenty-five".
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