868156989 is an odd 9-digits composite number following 868156988
and preceding 868156990 . In scientific notation, it is written as 8.68156989 × 10^8.
The sum of its digits is 60. It has a total of 4 prime factors and 16 positive divisors.
There are 488684592 positive integers (up to 868156989) that are relatively prime to 868156989.
868156989 has 16 divisors, whose sum is 1342652928
The reverse of 868156989 is 989651868
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 60
Digital Root 6
Name
eight hundred sixty-eight million one hundred fifty-six thousand nine hundred eighty-nine
Scientific notation
8.68156989 × 10^8
Engineering notation
8.68156989 × 10^6
Prime Factorization
7 × 3 × 67 × 617027
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
868156989
Product of the distinct prime numbers
The prime factorization of 868156989 is 7 × 3 × 67 × 617027.
Since it has a total of 4 prime factors.
6 , 10 , 38 , 93 , 775 , 736 , 9325 , 965 , 5335 , 95936 , 549078 , 283613 , 6409158 , 8703798 , 99952371 , 71884613 , 512143969 , 681761913 , 3455780393 , 6921570582
n×2
1736313978
n×3
2604470967
n×4
3472627956
n×5
4340784945
n÷2
434078494.5
n÷3
289385663
n÷3
217039247.25
n÷5
173631397.8
n2
753696557549546121
n3
6.5432693402188E+26
n4
5.6805850086204E+35
n5
4.9316395768424E+44
2 √n
29464.50388179
3 √n
953.96568995269
4 √n
171.65227607518
5 √n
61.336593586811
1 , 3 , 7 , 21 , 67 , 201 , 469 , 1407 , 617027 , 1851081 , 4319189 , 12957567 , 41340809 , 124022427 , 289385663 , 868156989
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
-868156988
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 868156989 can be divided by 16 positive divisors.
The sum of these divisors (counting 868156989) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110011101111110000011000111101
3
Ternary
2020111120221111120
4
Quaternary
303233300120331
5
Quinary
3234222010424
6
Senary
222051341153
8
Octal
6357603075
10
Decimal
868156989
12
Duodecimal
2028b17b9
16
Hexadecimal
33bf063d
20
Vigesimal
db5jc99
36
Base36
ecvm7x
md5
032a28d7e546ddd85b170b94110ccf4b
sha1
45611cc6a0b85428f43d31bd7d19a12af838790f
sha256
08abb2fcd18c5b3f8758e351b7378d8fae89159d7cf2eaca73ba6904dc4b7a19
sha512
e67175792db293655dc0e9405ea2f05fafcf335033a5d00e5878769a41ffa43b9e62348837c58c42f0bbd3fe7ae25101593a354a2c3458bf822687dc05bd6919
ripemd-160
877bb360ac3299600287e0f00831e4788608baf0
Diameter
1736313978
Circumference
5454791237.6101
Area
2.3678075682336E+18
Volume
2.7408382519588E+27
Surface area
9.4712302729343E+18
Circumference
5454791237.6101
Perimeter
3472627956
Area
753696557549546121
Diagonal
1227759388.1128
Surface area
4522179345297276726
Volume
6.5432693402188E+26
Space diagonal
1503692013.894
Perimeter
2604470967
Area
3.2636018279139E+17
Altitude
751846006.94701
Surface area
3.2636018279139E+17
Volume
7.7113168693312E+25
Height
409253129.37093