20349639 is an odd 8-digits composite number following 20349638
and preceding 20349640 . In scientific notation, it is written as 2.0349639 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 13566420 positive integers (up to 20349639) that are relatively prime to 20349639.
20349639 has 4 divisors, whose sum is 22610720
The reverse of 20349639 is 93694302
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million three hundred forty-nine thousand six hundred thirty-nine
Scientific notation
2.0349639 × 10^7
Engineering notation
2.0349639 × 10^6
Prime Factorization
9 × 2261071
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20349639
Product of the distinct prime numbers
The prime factorization of 20349639 is 9 × 2261071.
Since it has a total of 2 prime factors.
8 , 10 , 18 , 21 , 242 , 205 , 728 , 63 , 52959 , 19282 , 712077 , 530215 , 8138518 , 6450012 , 59948349 , 48218478 , 458048859 , 76338837 , 9851925166 , 5564426159
n×2
40699278
n×3
61048917
n×4
81398556
n×5
101748195
n÷2
10174819.5
n÷3
6783213
n÷3
5087409.75
n÷5
4069927.8
n2
414107807430321
n3
8.4269443882885E+21
n4
1.7148527617475E+29
n5
3.4896634639714E+36
2 √n
4511.0574148419
3 √n
273.01440973733
4 √n
67.164405862346
5 √n
28.95418479358
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20349638
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20349639 can be divided by 4 positive divisors.
The sum of these divisors (counting 20349639) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101101000001011000111
3
Ternary
1102021212110100
4
Quaternary
1031220023013
5
Quinary
20202142024
6
Senary
2004055143
8
Octal
115501307
10
Decimal
20349639
12
Duodecimal
69944b3
16
Hexadecimal
13682c7
20
Vigesimal
673e1j
36
Base36
c45vr
md5
d8d3241100aca957ad051b76e0b2212a
sha1
2ea7421f82603f2c54da7bf3d612039108e10f7a
sha256
8cbbf3981d832e5d6ca798c232e2e0f1350aeacdb296debe9380b302e3a15039
sha512
00eab6cdfc8ac9ef583050b5c97778f5a749fb807f2d1c8271bcfd1cfe69afbec894f5ff5703db8d8d4b30974d6b371c1da47e18d4c009585d417ed0ff4fc626
ripemd-160
cfd3fea51a7ad0320f6ee79ad487242250f7bc1d
Diameter
40699278
Circumference
127860552.77121
Area
1.3009580456173E+15
Volume
3.5298702109943E+22
Surface area
5.2038321824691E+15
Circumference
127860552.77121
Perimeter
81398556
Area
414107807430321
Diagonal
28778735.463196
Surface area
2484646844581926
Volume
8.4269443882885E+21
Space diagonal
35246608.663685
Perimeter
61048917
Area
1.7931394057007E+14
Altitude
17623304.331843
Surface area
1.7931394057007E+14
Volume
9.9312492027346E+20
Height
9592911.8210655