669968986 is an even 9-digits composite number following 669968985
and preceding 669968987 . In scientific notation, it is written as 6.69968986 × 10^8.
The sum of its digits is 67. It has a total of 3 prime factors and 8 positive divisors.
There are 334944540 positive integers (up to 669968986) that are relatively prime to 669968986.
669968986 has 8 divisors, whose sum is 1005073344
The reverse of 669968986 is 689869966
Previous prime number is 11971
Is Prime? no
Number parity even
Number length 9
Sum of Digits 67
Digital Root 4
Name
six hundred sixty-nine million nine hundred sixty-eight thousand nine hundred eighty-six
Scientific notation
6.69968986 × 10^8
Engineering notation
6.69968986 × 10^6
Prime Factorization
2 × 11971 × 27983
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
669968986
Product of the distinct prime numbers
The prime factorization of 669968986 is 2 × 11971 × 27983.
Since it has a total of 3 prime factors.
1 , 7 , 36 , 40 , 649 , 9 , 8977 , 4216 , 36097 , 22733 , 143288 , 846875 , 7185492 , 4758399 , 93474377 , 85284578 , 722649862 , 847545638 , 9544193685 , 6628715861
n×2
1339937972
n×3
2009906958
n×4
2679875944
n×5
3349844930
n÷2
334984493
n÷3
223322995.33333
n÷3
167492246.5
n÷5
133993797.2
n2
448858442201868196
n3
3.0072123537953E+26
n4
2.0147390113589E+35
n5
1.3498126524948E+44
2 √n
25883.759116481
3 √n
875.02051043079
4 √n
160.88430351181
5 √n
58.238601794166
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
-669968985
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 669968986 can be divided by 8 positive divisors.
The sum of these divisors (counting 669968986) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111111011101110101001011010
3
Ternary
1201200122221200011
4
Quaternary
213323232221122
5
Quinary
2333003001421
6
Senary
150251432134
8
Octal
4773565132
10
Decimal
669968986
12
Duodecimal
16845564a
16
Hexadecimal
27eeea5a
20
Vigesimal
a976296
36
Base36
b2vrdm
md5
9e50cdca8099a7bf7fcee689dd5e6353
sha1
04036dcf4d26078a77bf6a398bf96ff09fd2eebf
sha256
79b66c83b471661b37f8b7bf7fc7cc9dd3224302a945c83ee976930572e0d934
sha512
8cc4fd5fcb2b39a11bcc5940dd54cab49c3ef6023003bbfed774ecbbedba59374ec4894bd2e0b42418bfb4ac24c1daa3d83d3234df93000f922bf26b85f9b352
ripemd-160
c855205ba4a13e243c3a440c3d26079ad159cb4c
Diameter
1339937972
Circumference
4209539289.1012
Area
1.4101303845231E+18
Volume
1.259658165129E+27
Surface area
5.6405215380926E+18
Circumference
4209539289.1012
Perimeter
2679875944
Area
448858442201868196
Diagonal
947479226.37055
Surface area
2693150653211209176
Volume
3.0072123537953E+26
Space diagonal
1160420323.2474
Perimeter
2009906958
Area
1.9436140682496E+17
Altitude
580210161.6237
Surface area
1.9436140682496E+17
Volume
3.5440337463943E+25
Height
315826408.79018