20349915 is an odd 8-digits composite number following 20349914
and preceding 20349916 . In scientific notation, it is written as 2.0349915 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 10820192 positive integers (up to 20349915) that are relatively prime to 20349915.
20349915 has 16 divisors, whose sum is 32659200
The reverse of 20349915 is 51994302
Previous prime number is 359
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million three hundred forty-nine thousand nine hundred fifteen
Scientific notation
2.0349915 × 10^7
Engineering notation
2.0349915 × 10^6
Prime Factorization
5 × 3 × 359 × 3779
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20349915
Product of the distinct prime numbers
The prime factorization of 20349915 is 5 × 3 × 359 × 3779.
Since it has a total of 4 prime factors.
6 , 4 , 8 , 85 , 720 , 820 , 1254 , 6683 , 28395 , 53939 , 787071 , 447570 , 5987809 , 8769883 , 27495860 , 61564751 , 662322899 , 48211428 , 9775989262 , 1603823332
n×2
40699830
n×3
61049745
n×4
81399660
n×5
101749575
n÷2
10174957.5
n÷3
6783305
n÷3
5087478.75
n÷5
4069983
n2
414119040507225
n3
8.4272872742036E+21
n4
1.7149457971062E+29
n5
3.4899001200719E+36
2 √n
4511.0880062353
3 √n
273.01564402026
4 √n
67.164633597119
5 √n
28.954263333662
1 , 3 , 5 , 15 , 359 , 1077 , 1795 , 3779 , 5385 , 11337 , 18895 , 56685 , 1356661 , 4069983 , 6783305 , 20349915
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
-20349914
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 20349915 can be divided by 16 positive divisors.
The sum of these divisors (counting 20349915) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101101000001111011011
3
Ternary
1102021212211120
4
Quaternary
1031220033123
5
Quinary
20202144130
6
Senary
2004100323
8
Octal
115501733
10
Decimal
20349915
12
Duodecimal
69946a3
16
Hexadecimal
13683db
20
Vigesimal
673eff
36
Base36
c463f
md5
f9c1406358b024970640620432d248a9
sha1
29bd78eb9558b7019fb3f431cf081f07a53f6c93
sha256
61e8acde0130db72e4a1ca8e53b1ff2c090495fe7dcbed8355a3e7fde9837ffd
sha512
d836ed0d9f264b54f51a2f7cf96f26c0710993b04f436255a484f3d87cc7b23eed54c791415a90baf174c057d28fe5b693ee6e745880786fa4433fb955c986f3
ripemd-160
2aad25f7a5b5a11cd60110672af98ee56d4f1908
Diameter
40699830
Circumference
127862286.93035
Area
1.3009933353692E+15
Volume
3.5300138387105E+22
Surface area
5.2039733414766E+15
Circumference
127862286.93035
Perimeter
81399660
Area
414119040507225
Diagonal
28779125.78614
Surface area
2484714243043350
Volume
8.4272872742036E+21
Space diagonal
35247086.709708
Perimeter
61049745
Area
1.7931880463505E+14
Altitude
17623543.354854
Surface area
1.7931880463505E+14
Volume
9.9316532976608E+20
Height
9593041.9287132