Base | Representation |
---|---|
bin | 101000101101001… |
… | …011110110111001 |
3 | 1202121001121220100 |
4 | 220231023312321 |
5 | 2344312334224 |
6 | 151433350013 |
7 | 22631561214 |
oct | 5055136671 |
9 | 1677047810 |
10 | 682933689 |
11 | 320553209 |
12 | 170868309 |
13 | ab645399 |
14 | 669b477b |
15 | 3ee50ac9 |
hex | 28b4bdb9 |
682933689 has 27 divisors (see below), whose sum is σ = 1022947887. Its totient is φ = 439034400.
The previous prime is 682933649. The next prime is 682933717. The reversal of 682933689 is 986339286.
The square root of 682933689 is 26133.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 461519289 + 221414400 = 21483^2 + 14880^2 .
It is not a de Polignac number, because 682933689 - 213 = 682925497 is a prime.
It is a super-2 number, since 2×6829336892 = 932796847142297442, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (682933609) 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 26 ways as a sum of consecutive naturals, for example, 2430229 + ... + 2430509.
Almost surely, 2682933689 is an apocalyptic number.
682933689 is the 26133-rd square number.
682933689 is the 13067-th centered octagonal number.
It is an amenable number.
682933689 is a deficient number, since it is larger than the sum of its proper divisors (340014198).
682933689 is an equidigital number, since it uses as much as digits as its factorization.
682933689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 630 (or 315 counting only the distinct ones).
The product of its digits is 3359232, while the sum is 54.
The cubic root of 682933689 is about 880.6287212400.
The spelling of 682933689 in words is "six hundred eighty-two million, nine hundred thirty-three thousand, six hundred eighty-nine".
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