20147691 is an odd 8-digits composite number following 20147690
and preceding 20147692 . In scientific notation, it is written as 2.0147691 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 13431792 positive integers (up to 20147691) that are relatively prime to 20147691.
20147691 has 4 divisors, whose sum is 26863592
The reverse of 20147691 is 19674102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred forty-seven thousand six hundred ninety-one
Scientific notation
2.0147691 × 10^7
Engineering notation
2.0147691 × 10^6
Prime Factorization
3 × 6715897
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20147691
Product of the distinct prime numbers
The prime factorization of 20147691 is 3 × 6715897.
Since it has a total of 2 prime factors.
5 , 1 , 27 , 61 , 989 , 152 , 5241 , 2111 , 60920 , 20582 , 796580 , 907263 , 3207637 , 2832464 , 14178846 , 53944135 , 803326820 , 855969019 , 4996841732 , 3514342619
n×2
40295382
n×3
60443073
n×4
80590764
n×5
100738455
n÷2
10073845.5
n÷3
6715897
n÷3
5036922.75
n÷5
4029538.2
n2
405929452631481
n3
8.1785411794182E+21
n4
1.6477872051369E+29
n5
3.3199107442853E+36
2 √n
4488.6179387424
3 √n
272.10828211108
4 √n
66.997148735916
5 √n
28.896487555037
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
-20147690
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 20147691 can be divided by 4 positive divisors.
The sum of these divisors (counting 20147691) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110110110111101011
3
Ternary
1101220121102210
4
Quaternary
1030312313223
5
Quinary
20124211231
6
Senary
1555500203
8
Octal
114666753
10
Decimal
20147691
12
Duodecimal
68b7663
16
Hexadecimal
1336deb
20
Vigesimal
65i94b
36
Base36
bzu23
md5
c475986f2500c7d1dd2d40bf4e53ac03
sha1
0b6f25516e5a68701b29b8d9a0f5894b9805e42f
sha256
bee799f9e249e9dbef7c22ed05454b19fd91894d47cc60538dd4a3ec1cbe6d18
sha512
de4f8c8da8fbbf3d151808ca46d858822a94ac173fd13b063f8ea0f1484619ec31fff09dc936b3beab0d282aeb6819d5d1a79c725c536e7aedd96c4db98ba7fb
ripemd-160
3a30b6e9fd817f0dc9f13cc46fd5ed39251aafd9
Diameter
40295382
Circumference
126591676.06479
Area
1.2752649862628E+15
Volume
3.4258193181789E+22
Surface area
5.1010599450511E+15
Circumference
126591676.06479
Perimeter
80590764
Area
405929452631481
Diagonal
28493137.862702
Surface area
2435576715788886
Volume
8.1785411794182E+21
Space diagonal
34896824.467198
Perimeter
60443073
Area
1.7577260906159E+14
Altitude
17448412.233599
Surface area
1.7577260906159E+14
Volume
9.6385032136334E+20
Height
9497712.6209008