686142009 is an odd 9-digits composite number following 686142008
and preceding 686142010 . In scientific notation, it is written as 6.86142009 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 392080824 positive integers (up to 686142009) that are relatively prime to 686142009.
686142009 has 12 divisors, whose sum is 880973184
The reverse of 686142009 is 900241686
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
six hundred eighty-six million one hundred forty-two thousand nine
Scientific notation
6.86142009 × 10^8
Engineering notation
6.86142009 × 10^6
Prime Factorization
9 × 9 × 7 × 1210127
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
76238001
Product of the distinct prime numbers
The prime factorization of 686142009 is 9 × 9 × 7 × 1210127.
Since it has a total of 4 prime factors.
8 , 8 , 8 , 45 , 740 , 72 , 7078 , 8606 , 21489 , 30417 , 800277 , 846842 , 4455070 , 6412194 , 5953672 , 95002974 , 526727172 , 726147456 , 3757606264 , 5634426972
n×2
1372284018
n×3
2058426027
n×4
2744568036
n×5
3430710045
n÷2
343071004.5
n÷3
228714003
n÷3
171535502.25
n÷5
137228401.8
n2
470790856514556081
n3
3.2302938410773E+26
n4
2.2164403057771E+35
n5
1.5207928042345E+44
2 √n
26194.31253154
3 √n
882.00558791406
4 √n
161.84657096009
5 √n
58.517100917406
1 , 7 , 9 , 63 , 81 , 567 , 1210127 , 8470889 , 10891143 , 76238001 , 98020287 , 686142009
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-686142008
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 686142009 can be divided by 12 positive divisors.
The sum of these divisors (counting 686142009) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101000111001011011001000111001
3
Ternary
1202211002121220000
4
Quaternary
220321123020321
5
Quinary
2401123021014
6
Senary
152030223213
8
Octal
5071331071
10
Decimal
686142009
12
Duodecimal
171954b09
16
Hexadecimal
28e5b239
20
Vigesimal
ae87f09
36
Base36
bciek9
md5
159e27ed3055b05239e52f91b00bb643
sha1
d81ec38bcda5961dad706d166acbf066c1f51128
sha256
d3ac92544aa2ddd5da7278f0a098cf2fef56ec042072c1180371a548b2766a75
sha512
66736d03803a10a64c764ed8c3ee84639f690064d152d49eecd3581c5a9724ae18d291cf1990ba9da437951d792e51adf942e7b86b037488803592ee292ea417
ripemd-160
5616e14308838d564bfd7147c3313c83b84aa064
Diameter
1372284018
Circumference
4311157389.5875
Area
1.4790330962034E+18
Volume
1.3531023200086E+27
Surface area
5.9161323848135E+18
Circumference
4311157389.5875
Perimeter
2744568036
Area
470790856514556081
Diagonal
970351334.84172
Surface area
2824745139087336486
Volume
3.2302938410773E+26
Space diagonal
1188432820.7954
Perimeter
2058426027
Area
2.0385842080552E+17
Altitude
594216410.39769
Surface area
2.0385842080552E+17
Volume
3.8069378004181E+25
Height
323450444.94724