20147748 is an even 8-digits composite number following 20147747
and preceding 20147749 . In scientific notation, it is written as 2.0147748 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 12 positive divisors.
There are 6715912 positive integers (up to 20147748) that are relatively prime to 20147748.
20147748 has 12 divisors, whose sum is 47011440
The reverse of 20147748 is 84774102
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred forty-seven thousand seven hundred forty-eight
Scientific notation
2.0147748 × 10^7
Engineering notation
2.0147748 × 10^6
Prime Factorization
2 × 2 × 3 × 1678979
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10073874
Product of the distinct prime numbers
The prime factorization of 20147748 is 2 × 2 × 3 × 1678979.
Since it has a total of 4 prime factors.
10 , 6 , 50 , 45 , 552 , 94 , 2407 , 3808 , 10996 , 69699 , 111676 , 525816 , 8524190 , 6368359 , 59378747 , 42472647 , 20940070 , 550896316 , 7045892630 , 8164678304
n×2
40295496
n×3
60443244
n×4
80590992
n×5
100738740
n÷2
10073874
n÷3
6715916
n÷3
5036937
n÷5
4029549.6
n2
405931749471504
n3
8.178610593551E+21
n4
1.64780585229E+29
n5
3.3199577064863E+36
2 √n
4488.6242881311
3 √n
272.10853871877
4 √n
66.997196121413
5 √n
28.896503905277
1 , 2 , 3 , 4 , 6 , 12 , 1678979 , 3357958 , 5036937 , 6715916 , 10073874 , 20147748
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20147747
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20147748 can be divided by 12 positive divisors.
The sum of these divisors (counting 20147748) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100110110111000100100
3
Ternary
1101220121111220
4
Quaternary
1030312320210
5
Quinary
20124211443
6
Senary
1555500340
8
Octal
114667044
10
Decimal
20147748
12
Duodecimal
68b76b0
16
Hexadecimal
1336e24
20
Vigesimal
65i978
36
Base36
bzu3o
md5
745a97a84e8b0799e39d473cabf33069
sha1
667c3ae0a8af1d849d4b6f06c5c8d2a628365886
sha256
e89d3d18c5075f8d2b70cb21385d328528850b0812e74cbfe6dcf0169b96afc0
sha512
636182444c99c4f32f1e344b3d6243c0b461c8cbfc446afd7b96c6e24706962ef285e486ba980d12871a842386ca5b5ba3976757df0f68054dff21169f6b780d
ripemd-160
009fdbfda4e3d35de26426b5232f7f1511e1da79
Diameter
40295496
Circumference
126592034.20636
Area
1.2752722019985E+15
Volume
3.4258483943029E+22
Surface area
5.1010888079941E+15
Circumference
126592034.20636
Perimeter
80590992
Area
405931749471504
Diagonal
28493218.472875
Surface area
2435590496829024
Volume
8.178610593551E+21
Space diagonal
34896923.194094
Perimeter
60443244
Area
1.7577360362249E+14
Altitude
17448461.597047
Surface area
1.7577360362249E+14
Volume
9.6385850189734E+20
Height
9497739.4909585