986 is an even 3-digits composite number following 985
and preceding 987 . In scientific notation, it is written as 9.86 × 10^2.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 448 positive integers (up to 986) that are relatively prime to 986.
986 has 8 divisors, whose sum is 1620
The reverse of 986 is 689
Previous prime number is 17
Is Prime? no
Number parity even
Number length 3
Sum of Digits 23
Digital Root 5
Name
nine hundred eighty-six
Scientific notation
9.86 × 10^2
Engineering notation
9.86 × 10^0
Prime Factorization
2 × 17 × 29
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
986
Product of the distinct prime numbers
The prime factorization of 986 is 2 × 17 × 29.
Since it has a total of 3 prime factors.
4 , 4 , 93 , 20 , 89 , 674 , 7063 , 3972 , 29310 , 14375 , 650401 , 595354 , 8005054 , 22462 , 11626788 , 69833185 , 652213900 , 693635105 , 2733159377 , 6270931940
n×2
1972
n×3
2958
n×4
3944
n×5
4930
n÷2
493
n÷3
328.66666666667
n÷3
246.5
n÷5
197.2
n2
972196
n3
958585256
n4
945165062416
n5
931932751542176
2 √n
31.400636936215
3 √n
9.9531138457552
4 √n
5.6036271232314
5 √n
3.9698617520062
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-985
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 986 can be divided by 8 positive divisors.
The sum of these divisors (counting 986) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111011010
3
Ternary
1100112
4
Quaternary
33122
5
Quinary
12421
6
Senary
4322
8
Octal
1732
10
Decimal
986
12
Duodecimal
6a2
16
Hexadecimal
3da
20
Vigesimal
296
36
Base36
re
md5
fe7ee8fc1959cc7214fa21c4840dff0a
sha1
cfd97391bd487ee1a2763054678f99f0b9bc94af
sha256
2c3f699f4b5f7734ed802c0b52f27f670772ddff9d4b875c6d1b7c2f09f728a0
sha512
69324c90c8c84e64c8ca1516893840df93c6da24ddb69425755dcce009589a8b6245268e42f231d0cf5b85b1d074b9a9a1b94e18c6c76bc6578bdea903c5d85d
ripemd-160
3657918a0d1e0c59404e3d2cc33e9018098d9b0a
Diameter
1972
Circumference
6195.2207128791
Area
3054243.8114494
Volume
4015312530.7855
Surface area
12216975.245798
Circumference
6195.2207128791
Perimeter
3944
Area
972196
Diagonal
1394.4145724999
Surface area
5833176
Volume
958585256
Space diagonal
1707.8020962629
Perimeter
2958
Area
420973.21672881
Altitude
853.90104813146
Surface area
420973.21672881
Volume
112970355.81051
Height
464.80485749996