389968686 is an even 9-digits composite number following 389968685
and preceding 389968687 . In scientific notation, it is written as 3.89968686 × 10^8.
The sum of its digits is 63. It has a total of 4 prime factors and 16 positive divisors.
There are 129932880 positive integers (up to 389968686) that are relatively prime to 389968686.
389968686 has 16 divisors, whose sum is 650231280
The reverse of 389968686 is 686869983
Previous prime number is 3917
Is Prime? no
Number parity even
Number length 9
Sum of Digits 63
Digital Root 9
Name
three hundred eighty-nine million nine hundred sixty-eight thousand six hundred eighty-six
Scientific notation
3.89968686 × 10^8
Engineering notation
3.89968686 × 10^6
Prime Factorization
2 × 9 × 3917 × 5531
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
389968686
Product of the distinct prime numbers
The prime factorization of 389968686 is 2 × 9 × 3917 × 5531.
Since it has a total of 4 prime factors.
5 , 4 , 13 , 26 , 527 , 219 , 96 , 3720 , 39854 , 87652 , 853996 , 322777 , 4938545 , 3465909 , 7054783 , 36822337 , 660269505 , 341097795 , 2907794761 , 6096261493
n×2
779937372
n×3
1169906058
n×4
1559874744
n×5
1949843430
n÷2
194984343
n÷3
129989562
n÷3
97492171.5
n÷5
77993737.2
n2
152075576060566596
n3
5.9304712569032E+25
n4
2.3126980834153E+34
n5
9.0187983270419E+42
2 √n
19747.624819203
3 √n
730.59480264531
4 √n
140.52624245742
5 √n
52.264397352833
1 , 2 , 9 , 18 , 3917 , 5531 , 7834 , 11062 , 35253 , 49779 , 70506 , 99558 , 21664927 , 43329854 , 194984343 , 389968686
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
-389968685
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 389968686 can be divided by 16 positive divisors.
The sum of these divisors (counting 389968686) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10111001111100111001100101110
3
Ternary
1000011210110110200
4
Quaternary
113033213030232
5
Quinary
1244312444221
6
Senary
102410214330
8
Octal
2717471456
10
Decimal
389968686
12
Duodecimal
aa7243a6
16
Hexadecimal
173e732e
20
Vigesimal
61h61e6
36
Base36
6g6dri
md5
79cb97fbc7de8c7503d7c27cd2e3bfa9
sha1
19cdfcd980fc54cdaa0d3aeb132cd233cd781b27
sha256
21a559249696806e09ea5649a4638320da00838c4feb3f40449d1192d79f2358
sha512
7289e0c605a89234866d71fdbd005a030464454523a42fa846095180f00140ff3d4dcee27579035a1074a3047d3e8ec1bb0e21ff2ad354bf62de069c6c89c1c2
ripemd-160
6e928b3f314c4d4eecd5c4ff8c0d934744d003bc
Diameter
779937372
Circumference
2450245518.1353
Area
4.7775951254231E+17
Volume
2.4841499910683E+26
Surface area
1.9110380501692E+18
Circumference
2450245518.1353
Perimeter
1559874744
Area
152075576060566596
Diagonal
551499004.64201
Surface area
912453456363399576
Volume
5.9304712569032E+25
Space diagonal
675445577.51287
Perimeter
1169906058
Area
6.5850656081802E+16
Altitude
337722788.75644
Surface area
6.5850656081802E+16
Volume
6.9891274023136E+24
Height
183833001.54734