6397831221 is an odd 10-digits composite number following 6397831220
and preceding 6397831222 . In scientific notation, it is written as 6.397831221 × 10^9.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 3803044608 positive integers (up to 6397831221) that are relatively prime to 6397831221.
6397831221 has 16 divisors, whose sum is 9507614400
The reverse of 6397831221 is 1221387936
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 42
Digital Root 6
Name
six billion three hundred ninety-seven million eight hundred thirty-one thousand two hundred twenty-one
Scientific notation
6.397831221 × 10^9
Engineering notation
6.397831221 × 10^9
Prime Factorization
17 × 3 × 19 × 6602509
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6397831221
Product of the distinct prime numbers
The prime factorization of 6397831221 is 17 × 3 × 19 × 6602509.
Since it has a total of 4 prime factors.
7 , 1 , 80 , 63 , 31 , 627 , 6071 , 5059 , 86219 , 42155 , 191102 , 497533 , 2765631 , 1754617 , 3860374 , 87822048 , 585488218 , 463598195 , 9120274274 , 4882751426
n×2
12795662442
n×3
19193493663
n×4
25591324884
n×5
31989156105
n÷2
3198915610.5
n÷3
2132610407
n÷3
1599457805.25
n÷5
1279566244.2
n2
4.0932244332402E+19
n3
2.6187759073544E+29
n4
1.6754486260875E+39
n5
1.0719237529164E+49
2 √n
79986.443982715
3 √n
1856.4257893264
4 √n
282.81874757999
5 √n
91.45481083511
1 , 3 , 17 , 19 , 51 , 57 , 323 , 969 , 6602509 , 19807527 , 112242653 , 125447671 , 336727959 , 376343013 , 2132610407 , 6397831221
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-6397831220
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 6397831221 can be divided by 16 positive divisors.
The sum of these divisors (counting 6397831221) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101111101010101110010100000110101
3
Ternary
121111212122111111220
4
Quaternary
11331111302200311
5
Quinary
101100321044341
6
Senary
2534503420553
8
Octal
57525624065
10
Decimal
6397831221
12
Duodecimal
12a6754759
16
Hexadecimal
17d572835
20
Vigesimal
4jj68i11
36
Base36
2xt3q5x
md5
7300080caa9fee770968f5a515fd941c
sha1
089e4f125389caeca0200d23fcdc51502306789b
sha256
46fea9dd3a3d2f7de4db2fccaff6c0095ba8f0020146ace58b87aa2be3f2ebe1
sha512
21e4c3a16991da40dfa345ad9e2056e53ef2408b99bedc36b5141bb3de9edd7b005b78adb70e618ffd9f8a6c6ff84d0db772aa32cc117af2db951eb2c838a8c6
ripemd-160
5c44b2e9d0fc2ba102fd9028e55f03e47dfae398
Diameter
12795662442
Circumference
40198759125.602
Area
1.2859243808962E+20
Volume
1.0969502869257E+30
Surface area
5.1436975235847E+20
Circumference
40198759125.602
Perimeter
25591324884
Area
4.0932244332402E+19
Diagonal
9047899682.5122
Surface area
2.4559346599441E+20
Volume
2.6187759073544E+29
Space diagonal
11081368733.022
Perimeter
19193493663
Area
1.7724181712886E+19
Altitude
5540684366.5112
Surface area
1.7724181712886E+19
Volume
3.0862570041638E+28
Height
3015966560.8374