20155497 is an odd 8-digits composite number following 20155496
and preceding 20155498 . In scientific notation, it is written as 2.0155497 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 13436996 positive integers (up to 20155497) that are relatively prime to 20155497.
20155497 has 4 divisors, whose sum is 26874000
The reverse of 20155497 is 79455102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred fifty-five thousand four hundred ninety-seven
Scientific notation
2.0155497 × 10^7
Engineering notation
2.0155497 × 10^6
Prime Factorization
3 × 6718499
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20155497
Product of the distinct prime numbers
The prime factorization of 20155497 is 3 × 6718499.
Since it has a total of 2 prime factors.
3 , 5 , 29 , 5 , 32 , 394 , 1611 , 4390 , 77486 , 20155 , 938479 , 532797 , 9517713 , 7183843 , 58024059 , 7935036 , 116802220 , 136968361 , 2422888165 , 9675748197
n×2
40310994
n×3
60466491
n×4
80621988
n×5
100777485
n÷2
10077748.5
n÷3
6718499
n÷3
5038874.25
n÷5
4031099.4
n2
406244059317009
n3
8.1880509188318E+21
n4
1.6503423573036E+29
n5
3.3263470431606E+36
2 √n
4489.4873872192
3 √n
272.14341935488
4 √n
67.003637119332
5 √n
28.898726332996
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
-20155496
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 20155497 can be divided by 4 positive divisors.
The sum of these divisors (counting 20155497) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111000110001101001
3
Ternary
1101221000010220
4
Quaternary
1030320301221
5
Quinary
20124433442
6
Senary
2000000253
8
Octal
114706151
10
Decimal
20155497
12
Duodecimal
6900089
16
Hexadecimal
1338c69
20
Vigesimal
65j8eh
36
Base36
c002x
md5
a4740d4ac6e55cba5b70b20273d8d3e0
sha1
779ee5749823dace2166ab4296b8e5413cf4f86a
sha256
e4f9f0c7bd6469e0cc26eca0d7a6cf433ba6fbe64c728abd2959c6e13f3a7e60
sha512
abcf2387db8a68159fd10a0e6e93d0d7c0bc53ef0652ebbf838310e087002047da629119fdf7731539b21f4cc5ca6966cc03cf58f57b25682ee634657f93dff3
ripemd-160
99adc08e815ab0c69116bc486cb10b776edc646e
Diameter
40310994
Circumference
126640722.6093
Area
1.2762533523148E+15
Volume
3.4298027485095E+22
Surface area
5.1050134092592E+15
Circumference
126640722.6093
Perimeter
80621988
Area
406244059317009
Diagonal
28504177.21377
Surface area
2437464355902054
Volume
8.1880509188318E+21
Space diagonal
34910344.855802
Perimeter
60466491
Area
1.7590883775252E+14
Altitude
17455172.427901
Surface area
1.7590883775252E+14
Volume
9.6497105490112E+20
Height
9501392.4045901