Base | Representation |
---|---|
bin | 101000101100000… |
… | …110111100100111 |
3 | 1202120112021201100 |
4 | 220230012330213 |
5 | 2344224321211 |
6 | 151423331143 |
7 | 22626304260 |
oct | 5054067447 |
9 | 1676467640 |
10 | 682651431 |
11 | 320380140 |
12 | 170750ab3 |
13 | ab576a77 |
14 | 6693d967 |
15 | 3ede7156 |
hex | 28b06f27 |
682651431 has 48 divisors (see below), whose sum is σ = 1282844160. Its totient is φ = 339197760.
The previous prime is 682651373. The next prime is 682651441. The reversal of 682651431 is 134156286.
It is a happy number.
682651431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 682651431 - 213 = 682643239 is a prime.
It is a super-2 number, since 2×6826514312 = 932025952492695522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (682651441) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5476 + ... + 37353.
It is an arithmetic number, because the mean of its divisors is an integer number (26725920).
Almost surely, 2682651431 is an apocalyptic number.
682651431 is a deficient number, since it is larger than the sum of its proper divisors (600192729).
682651431 is a wasteful number, since it uses less digits than its factorization.
682651431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42876 (or 42873 counting only the distinct ones).
The product of its digits is 34560, while the sum is 36.
The square root of 682651431 is about 26127.5990286134. The cubic root of 682651431 is about 880.5073825910.
It can be divided in two parts, 68265 and 1431, that added together give a palindrome (69696).
The spelling of 682651431 in words is "six hundred eighty-two million, six hundred fifty-one thousand, four hundred thirty-one".
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