Base | Representation |
---|---|
bin | 101000010100110… |
… | …111010110001101 |
3 | 1202011001201101220 |
4 | 220110313112031 |
5 | 2341144330341 |
6 | 151044553553 |
7 | 22523435643 |
oct | 5024672615 |
9 | 1664051356 |
10 | 676558221 |
11 | 317999229 |
12 | 16a6b28b9 |
13 | aa222511 |
14 | 65bd5193 |
15 | 3e5e1a66 |
hex | 2853758d |
676558221 has 8 divisors (see below), whose sum is σ = 902284800. Its totient is φ = 450935232.
The previous prime is 676558199. The next prime is 676558237. The reversal of 676558221 is 122855676.
676558221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 676558221 - 211 = 676556173 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (676558021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9100 + ... + 37893.
It is an arithmetic number, because the mean of its divisors is an integer number (112785600).
Almost surely, 2676558221 is an apocalyptic number.
It is an amenable number.
676558221 is a deficient number, since it is larger than the sum of its proper divisors (225726579).
676558221 is a wasteful number, since it uses less digits than its factorization.
676558221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51795.
The product of its digits is 201600, while the sum is 42.
The square root of 676558221 is about 26010.7328039792. The cubic root of 676558221 is about 877.8798050674.
The spelling of 676558221 in words is "six hundred seventy-six million, five hundred fifty-eight thousand, two hundred twenty-one".
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