20347857 is an odd 8-digits composite number following 20347856
and preceding 20347858 . In scientific notation, it is written as 2.0347857 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 13539960 positive integers (up to 20347857) that are relatively prime to 20347857.
20347857 has 12 divisors, whose sum is 29446144
The reverse of 20347857 is 75874302
Previous prime number is 631
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million three hundred forty-seven thousand eight hundred fifty-seven
Scientific notation
2.0347857 × 10^7
Engineering notation
2.0347857 × 10^6
Prime Factorization
3 × 3 × 631 × 3583
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6782619
Product of the distinct prime numbers
The prime factorization of 20347857 is 3 × 3 × 631 × 3583.
Since it has a total of 4 prime factors.
8 , 9 , 66 , 3 , 828 , 276 , 58 , 8274 , 88523 , 23776 , 611916 , 667865 , 3360757 , 210998 , 64658250 , 52478826 , 821201220 , 983373761 , 7330650153 , 6497354799
n×2
40695714
n×3
61043571
n×4
81391428
n×5
101739285
n÷2
10173928.5
n÷3
6782619
n÷3
5086964.25
n÷5
4069571.4
n2
414035284492449
n3
8.4247307618067E+21
n4
1.7142521680474E+29
n5
3.4881357977369E+36
2 √n
4510.8598958513
3 √n
273.00644029407
4 √n
67.162935432062
5 √n
28.953677677314
1 , 3 , 9 , 631 , 1893 , 3583 , 5679 , 10749 , 32247 , 2260873 , 6782619 , 20347857
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
-20347856
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 20347857 can be divided by 12 positive divisors.
The sum of these divisors (counting 20347857) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101100111101111010001
3
Ternary
1102021210000100
4
Quaternary
1031213233101
5
Quinary
20202112412
6
Senary
2004043013
8
Octal
115475721
10
Decimal
20347857
12
Duodecimal
6993469
16
Hexadecimal
1367bd1
20
Vigesimal
6739ch
36
Base36
c44i9
md5
bb37d0d5111ec89442c2ed531f4ef19b
sha1
5ab43238c5592649a4f9c7ab45283c436902c25e
sha256
f6ab2624ef26c24273f5f17e4cb3bac708e809724184c74d1ec137e79cbb9b85
sha512
5260ce0bfe77d6040ac2f6a5d6e8bef8b43fb1b241f2d6e4606b673e41f7c91be28d4b47537bef363f48ae5ba5ff8f078df2b67b8ddb6545098afd4c4716a5a8
ripemd-160
cdb29e5a7f97ac61dd4713ecbf636a13d35efd35
Diameter
40695714
Circumference
127849356.13499
Area
1.3007302080884E+15
Volume
3.5289429693018E+22
Surface area
5.2029208323538E+15
Circumference
127849356.13499
Perimeter
81391428
Area
414035284492449
Diagonal
28776215.334628
Surface area
2484211706954694
Volume
8.4247307618067E+21
Space diagonal
35243522.149146
Perimeter
61043571
Area
1.7928253721679E+14
Altitude
17621761.074573
Surface area
1.7928253721679E+14
Volume
9.9286404189073E+20
Height
9592071.7782094