20147790 is an even 8-digits composite number following 20147789
and preceding 20147791 . In scientific notation, it is written as 2.0147790 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 4696704 positive integers (up to 20147790) that are relatively prime to 20147790.
20147790 has 16 divisors, whose sum is 31236480
The reverse of 20147790 is 09774102
Previous prime number is 57
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred forty-seven thousand seven hundred ninety
Scientific notation
2.0147790 × 10^7
Engineering notation
2.0147790 × 10^6
Prime Factorization
2 × 65 × 57 × 2719
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20147790
Product of the distinct prime numbers
The prime factorization of 20147790 is 2 × 65 × 57 × 2719.
Since it has a total of 4 prime factors.
2 , 8 , 76 , 73 , 942 , 187 , 7490 , 4660 , 43196 , 44306 , 489046 , 219180 , 3462869 , 7638297 , 41554384 , 24009658 , 36034537 , 322586211 , 1853944033 , 8746385344
n×2
40295580
n×3
60443370
n×4
80591160
n×5
100738950
n÷2
10073895
n÷3
6715930
n÷3
5036947.5
n÷5
4029558
n2
405933441884100
n3
8.1786617410581E+21
n4
1.6478195923987E+29
n5
3.3199923105535E+36
2 √n
4488.6289666222
3 √n
272.10872779781
4 √n
66.997231036978
5 √n
28.896515952798
1 , 2 , 57 , 65 , 114 , 130 , 2719 , 3705 , 5438 , 7410 , 154983 , 176735 , 309966 , 353470 , 10073895 , 20147790
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20147789
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20147790 can be divided by 16 positive divisors.
The sum of these divisors (counting 20147790) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110110111001001110
3
Ternary
1101220121120110
4
Quaternary
1030312321032
5
Quinary
20124212130
6
Senary
1555500450
8
Octal
114667116
10
Decimal
20147790
12
Duodecimal
68b7726
16
Hexadecimal
1336e4e
20
Vigesimal
65i99a
36
Base36
bzu4u
md5
23aa370d11f9f2346cfefc7b09190347
sha1
a6e5fa86d04fc94c99190c62a76c6e789b98f6c5
sha256
57756b5b79c30b54dd781c9a3ffb3ee334d2094672044996e2d5b26596a45c6c
sha512
4e5406c00e1ddd0df758d709ca254f34595316acf99f79b6fedf2fea5b977328d514185fad37da520ca2c97d42b359d68014e9128dbba265b095beba68d5142c
ripemd-160
e5885e59320955a6c1ec35a76551a96275aedd02
Diameter
40295580
Circumference
126592298.10014
Area
1.2752775188695E+15
Volume
3.4258698189205E+22
Surface area
5.101110075478E+15
Circumference
126592298.10014
Perimeter
80591160
Area
405933441884100
Diagonal
28493277.869845
Surface area
2435600651304600
Volume
8.1786617410581E+21
Space diagonal
34896995.940228
Perimeter
60443370
Area
1.7577433645864E+14
Altitude
17448497.970114
Surface area
1.7577433645864E+14
Volume
9.6386452968885E+20
Height
9497759.2899483