20069989 is an odd 8-digits composite number following 20069988
and preceding 20069990 . In scientific notation, it is written as 2.0069989 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 19342800 positive integers (up to 20069989) that are relatively prime to 20069989.
20069989 has 8 divisors, whose sum is 20802560
The reverse of 20069989 is 98996002
Previous prime number is 271
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty million sixty-nine thousand nine hundred eighty-nine
Scientific notation
2.0069989 × 10^7
Engineering notation
2.0069989 × 10^6
Prime Factorization
31 × 271 × 2389
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20069989
Product of the distinct prime numbers
The prime factorization of 20069989 is 31 × 271 × 2389.
Since it has a total of 3 prime factors.
3 , 5 , 45 , 96 , 705 , 904 , 9882 , 873 , 6250 , 73129 , 946976 , 778397 , 5877824 , 5314381 , 29834165 , 83052698 , 792140289 , 964726728 , 7395859343 , 3092979787
n×2
40139978
n×3
60209967
n×4
80279956
n×5
100349945
n÷2
10034994.5
n÷3
6689996.3333333
n÷3
5017497.25
n÷5
4013997.8
n2
402804458460121
n3
8.0842810504456E+21
n4
1.6225143175535E+29
n5
3.2563844505642E+36
2 √n
4479.9541292294
3 √n
271.75802532054
4 √n
66.932459458991
5 √n
28.874164534064
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
-20069988
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 20069989 can be divided by 8 positive divisors.
The sum of these divisors (counting 20069989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100100011111001100101
3
Ternary
1101202122211221
4
Quaternary
1030203321211
5
Quinary
20114214424
6
Senary
1554100341
8
Octal
114437145
10
Decimal
20069989
12
Duodecimal
687a6b1
16
Hexadecimal
1323e65
20
Vigesimal
658ej9
36
Base36
by63p
md5
1620b79e61d8492b336538d04b009127
sha1
f96453b91a7f1af29d8e4fef790be15e0df1a317
sha256
3a3ba13fbfbf72d8be075e54297bc4c9488b599eeef55aa2edd1f92d73a1bb52
sha512
e4dd54c4bab69f9b5d2ddc359afc5ddd18dc16f1b8aea428a55557b4787cafd166d49991220603222572bdc0b3695cd8921e5de92c0aad88b172345fbe1d1869
ripemd-160
8a2a10ad64a0e0507284d30b1153f179ed332d2c
Diameter
40139978
Circumference
126103460.00006
Area
1.2654475275315E+15
Volume
3.3863357276847E+22
Surface area
5.0617901101261E+15
Circumference
126103460.00006
Perimeter
80279956
Area
402804458460121
Diagonal
28383250.640479
Surface area
2416826750760726
Volume
8.0842810504456E+21
Space diagonal
34762240.655348
Perimeter
60209967
Area
1.7441944689205E+14
Altitude
17381120.327674
Surface area
1.7441944689205E+14
Volume
9.5274165863133E+20
Height
9461083.5468263