20109947 is an odd 8-digits composite number following 20109946
and preceding 20109948 . In scientific notation, it is written as 2.0109947 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 16875360 positive integers (up to 20109947) that are relatively prime to 20109947.
20109947 has 8 divisors, whose sum is 23625840
The reverse of 20109947 is 74990102
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred nine thousand nine hundred forty-seven
Scientific notation
2.0109947 × 10^7
Engineering notation
2.0109947 × 10^6
Prime Factorization
11 × 13 × 140629
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20109947
Product of the distinct prime numbers
The prime factorization of 20109947 is 11 × 13 × 140629.
Since it has a total of 3 prime factors.
8 , 2 , 73 , 77 , 910 , 993 , 6149 , 6414 , 59826 , 84434 , 690334 , 373511 , 2144832 , 9684983 , 79561313 , 54565399 , 365303260 , 22101324 , 7982909234 , 9619391920
n×2
40219894
n×3
60329841
n×4
80439788
n×5
100549735
n÷2
10054973.5
n÷3
6703315.6666667
n÷3
5027486.75
n÷5
4021989.4
n2
404409968342809
n3
8.1326630296456E+21
n4
1.6354742249503E+29
n5
3.2889299983617E+36
2 √n
4484.4115556001
3 √n
271.93825642222
4 √n
66.965749122967
5 √n
28.885652693264
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
-20109946
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 20109947 can be divided by 8 positive divisors.
The sum of these divisors (counting 20109947) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101101101001111011
3
Ternary
1101211200122212
4
Quaternary
1030231221323
5
Quinary
20122004242
6
Senary
1555005335
8
Octal
114555173
10
Decimal
20109947
12
Duodecimal
689984b
16
Hexadecimal
132da7b
20
Vigesimal
65deh7
36
Base36
bz0xn
md5
59062539f120a6c9f2714cc7eb1c8659
sha1
7c099a3d24aa71b1cb83bad68e185783a9079b69
sha256
ad44a5a951748de162b57d5acd863eaea8cbe8af6ebe06d7adbd2b39804db13a
sha512
7f38045578a089cfef72c927995ffe183fa2045920f998d63336820c12b8d97721597398dc73e75a4f72c3633cfa4f75ec48f6f037323c0adc0fa6ee3e6a0dae
ripemd-160
3c6c93c0f573f25c607ae62639fe01ef2027dc43
Diameter
40219894
Circumference
126354523.51856
Area
1.2704913855842E+15
Volume
3.4066019237408E+22
Surface area
5.081965542337E+15
Circumference
126354523.51856
Perimeter
80439788
Area
404409968342809
Diagonal
28439759.786004
Surface area
2426459810056854
Volume
8.1326630296456E+21
Space diagonal
34831449.941517
Perimeter
60329841
Area
1.7511465306427E+14
Altitude
17415724.970759
Surface area
1.7511465306427E+14
Volume
9.5844352956125E+20
Height
9479919.928668