20089991 is an odd 8-digits composite number following 20089990
and preceding 20089992 . In scientific notation, it is written as 2.0089991 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 20071800 positive integers (up to 20089991) that are relatively prime to 20089991.
20089991 has 4 divisors, whose sum is 20108184
The reverse of 20089991 is 19998002
Previous prime number is 1181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million eighty-nine thousand nine hundred ninety-one
Scientific notation
2.0089991 × 10^7
Engineering notation
2.0089991 × 10^6
Prime Factorization
1181 × 17011
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20089991
Product of the distinct prime numbers
The prime factorization of 20089991 is 1181 × 17011.
Since it has a total of 2 prime factors.
9 , 5 , 43 , 81 , 60 , 976 , 9143 , 9423 , 31567 , 92751 , 925424 , 740913 , 1990175 , 6003683 , 17426970 , 44296417 , 332463585 , 626908871 , 7748062539 , 1471783708
n×2
40179982
n×3
60269973
n×4
80359964
n×5
100449955
n÷2
10044995.5
n÷3
6696663.6666667
n÷3
5022497.75
n÷5
4017998.2
n2
403607738380081
n3
8.1084758315862E+21
n4
1.6289920648028E+29
n5
3.272643592096E+36
2 √n
4482.1859622287
3 √n
271.84827448573
4 √n
66.949129659979
5 √n
28.879917511236
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20089990
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20089991 can be divided by 4 positive divisors.
The sum of these divisors (counting 20089991) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101000110010000111
3
Ternary
1101210200021202
4
Quaternary
1030220302013
5
Quinary
20120334431
6
Senary
1554333115
8
Octal
114506207
10
Decimal
20089991
12
Duodecimal
688a19b
16
Hexadecimal
1328c87
20
Vigesimal
65b4jb
36
Base36
byljb
md5
84314bbd73da7e093053dad7d697a972
sha1
ca0615241db37b98476e194d982b6e3e9a19e16b
sha256
164a0f1e255cc54ee92467512eb6ac9aa719be6b8c78278aff5a2dc4ffb905a5
sha512
33ef3509c11c0e7396f6ace83617cedb125db9b25ba7d097ebdfc5f3418d163617bfa40f0148a71466224c00dc670b4088bd9436ed65cfcf48421bd3b2ed8b32
ripemd-160
235f32003b9b0132a93fbdc1dc777855bbb43b44
Diameter
40179982
Circumference
126229136.27257
Area
1.2679711058269E+15
Volume
3.3964704139095E+22
Surface area
5.0718844233074E+15
Circumference
126229136.27257
Perimeter
80359964
Area
403607738380081
Diagonal
28411537.740153
Surface area
2421646430280486
Volume
8.1084758315862E+21
Space diagonal
34796885.135601
Perimeter
60269973
Area
1.7476727730057E+14
Altitude
17398442.567801
Surface area
1.7476727730057E+14
Volume
9.5559304093364E+20
Height
9470512.5800511