20091755 is an odd 8-digits composite number following 20091754
and preceding 20091756 . In scientific notation, it is written as 2.0091755 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 15957216 positive integers (up to 20091755) that are relatively prime to 20091755.
20091755 has 8 divisors, whose sum is 24284400
The reverse of 20091755 is 55719002
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million ninety-one thousand seven hundred fifty-five
Scientific notation
2.0091755 × 10^7
Engineering notation
2.0091755 × 10^6
Prime Factorization
5 × 139 × 28909
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20091755
Product of the distinct prime numbers
The prime factorization of 20091755 is 5 × 139 × 28909.
Since it has a total of 3 prime factors.
7 , 4 , 52 , 18 , 205 , 544 , 5068 , 4423 , 4136 , 83362 , 727296 , 468159 , 4158424 , 1214621 , 38255173 , 68764587 , 320662053 , 201802345 , 6010797068 , 4517464555
n×2
40183510
n×3
60275265
n×4
80367020
n×5
100458775
n÷2
10045877.5
n÷3
6697251.6666667
n÷3
5022938.75
n÷5
4018351
n2
403678618980025
n3
8.110611911285E+21
n4
1.6295642742162E+29
n5
3.2740806154305E+36
2 √n
4482.3827368934
3 √n
271.8562307913
4 √n
66.950599227291
5 √n
28.880424653178
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
-20091754
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 20091755 can be divided by 8 positive divisors.
The sum of these divisors (counting 20091755) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101001001101101011
3
Ternary
1101210202201002
4
Quaternary
1030221031223
5
Quinary
20120414010
6
Senary
1554345215
8
Octal
114511553
10
Decimal
20091755
12
Duodecimal
688b20b
16
Hexadecimal
132936b
20
Vigesimal
65b97f
36
Base36
bymwb
md5
83cf2007003e96626736b89abf2e354f
sha1
9d08d9bac61a6fbe7ac78b1c7cdb5638fcca11ea
sha256
3eb5b75ed93682ff0b8c2c02355d0508c088ad32eb6c77db16ae6a3ac820e98a
sha512
b9c6a29d1e10b89538d16e7818710032ed23d43f8ca762639305c59654fd97821adcb5bb1bc888199650bd38e23ba66fb2106de7d31f5205534040313a96cf73
ripemd-160
3b03d855f9ce523e5eda302aad48858524c12845
Diameter
40183510
Circumference
126240219.81145
Area
1.2681937837989E+15
Volume
3.3973651728814E+22
Surface area
5.0727751351957E+15
Circumference
126240219.81145
Perimeter
80367020
Area
403678618980025
Diagonal
28414032.412877
Surface area
2422071713880150
Volume
8.110611911285E+21
Space diagonal
34799940.473226
Perimeter
60275265
Area
1.7479796950066E+14
Altitude
17399970.236613
Surface area
1.7479796950066E+14
Volume
9.5584478034034E+20
Height
9471344.1376258