Base | Representation |
---|---|
bin | 1101001000111101… |
… | …11101011011100001 |
3 | 200012122101002201211 |
4 | 12210132331123201 |
5 | 103421430443112 |
6 | 3124003230121 |
7 | 336550441264 |
oct | 64436753341 |
9 | 20178332654 |
10 | 7054546657 |
11 | 2aa0120354 |
12 | 144a678341 |
13 | 8856c3982 |
14 | 4accb8cdb |
15 | 2b44e10a7 |
hex | 1a47bd6e1 |
7054546657 has 4 divisors (see below), whose sum is σ = 7054780096. Its totient is φ = 7054313220.
The previous prime is 7054546649. The next prime is 7054546673. The reversal of 7054546657 is 7566454507.
7054546657 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7566454507 = 263 ⋅28769789.
It is a cyclic number.
It is not a de Polignac number, because 7054546657 - 23 = 7054546649 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 7054546657.
It is not an unprimeable number, because it can be changed into a prime (7054546607) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63213 + ... + 134554.
It is an arithmetic number, because the mean of its divisors is an integer number (1763695024).
Almost surely, 27054546657 is an apocalyptic number.
It is an amenable number.
7054546657 is a deficient number, since it is larger than the sum of its proper divisors (233439).
7054546657 is a wasteful number, since it uses less digits than its factorization.
7054546657 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 233438.
The product of its (nonzero) digits is 3528000, while the sum is 49.
The square root of 7054546657 is about 83991.3487033040. The cubic root of 7054546657 is about 1917.8870941528.
The spelling of 7054546657 in words is "seven billion, fifty-four million, five hundred forty-six thousand, six hundred fifty-seven".
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