20147755 is an odd 8-digits composite number following 20147754
and preceding 20147756 . In scientific notation, it is written as 2.0147755 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 16036416 positive integers (up to 20147755) that are relatively prime to 20147755.
20147755 has 8 divisors, whose sum is 24300000
The reverse of 20147755 is 55774102
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred forty-seven thousand seven hundred fifty-five
Scientific notation
2.0147755 × 10^7
Engineering notation
2.0147755 × 10^6
Prime Factorization
5 × 199 × 20249
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20147755
Product of the distinct prime numbers
The prime factorization of 20147755 is 5 × 199 × 20249.
Since it has a total of 3 prime factors.
9 , 9 , 4 , 3 , 80 , 300 , 6131 , 9507 , 46558 , 72436 , 499130 , 946536 , 2912324 , 5684085 , 45704229 , 64732088 , 73900294 , 806480542 , 2260080378 , 1491983071
n×2
40295510
n×3
60443265
n×4
80591020
n×5
100738775
n÷2
10073877.5
n÷3
6715918.3333333
n÷3
5036938.75
n÷5
4029551
n2
405932031540025
n3
8.1786191181207E+21
n4
1.6478081423021E+29
n5
3.3199634738108E+36
2 √n
4488.6250678799
3 √n
272.10857023196
4 √n
66.997201940677
5 √n
28.896505913198
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
-20147754
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 20147755 can be divided by 8 positive divisors.
The sum of these divisors (counting 20147755) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110110111000101011
3
Ternary
1101220121112011
4
Quaternary
1030312320223
5
Quinary
20124212010
6
Senary
1555500351
8
Octal
114667053
10
Decimal
20147755
12
Duodecimal
68b76b7
16
Hexadecimal
1336e2b
20
Vigesimal
65i97f
36
Base36
bzu3v
md5
7111b5d449af78fb9612cd3bec50b05b
sha1
3a298623fefae5de37a5b4e470e4ef57ef9a71ce
sha256
dba182b717e8d838fbfa12794c24c0c0eabfd1a253fc05f695978544efa41b07
sha512
598c7d8cfa81bbc9709ffe7012ed4d740f9d2dc0d259548b671b41cb430ada9b8e5057adaaa8d27b0767ce31f3d665eb93f72d1230aa97c6623a55a8b4074194
ripemd-160
2cc538a81bab3ccf03ee8539092a250c59b82e81
Diameter
40295510
Circumference
126592078.18865
Area
1.2752730881429E+15
Volume
3.4258519650663E+22
Surface area
5.1010923525717E+15
Circumference
126592078.18865
Perimeter
80591020
Area
405932031540025
Diagonal
28493228.37237
Surface area
2435592189240150
Volume
8.1786191181207E+21
Space diagonal
34896935.31845
Perimeter
60443265
Area
1.7577372576174E+14
Altitude
17448467.659225
Surface area
1.7577372576174E+14
Volume
9.6385950652751E+20
Height
9497742.7907901