20004915 is an odd 8-digits composite number following 20004914
and preceding 20004916 . In scientific notation, it is written as 2.0004915 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 9145056 positive integers (up to 20004915) that are relatively prime to 20004915.
20004915 has 8 divisors, whose sum is 24387072
The reverse of 20004915 is 51940002
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million four thousand nine hundred fifteen
Scientific notation
2.0004915 × 10^7
Engineering notation
2.0004915 × 10^6
Prime Factorization
15 × 7 × 190523
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20004915
Product of the distinct prime numbers
The prime factorization of 20004915 is 15 × 7 × 190523.
Since it has a total of 3 prime factors.
5 , 4 , 79 , 94 , 882 , 778 , 354 , 9785 , 76420 , 23590 , 238071 , 374563 , 7609934 , 718135 , 71613872 , 67596241 , 887761415 , 849177987 , 7471328474 , 6702813883
n×2
40009830
n×3
60014745
n×4
80019660
n×5
100024575
n÷2
10002457.5
n÷3
6668305
n÷3
5001228.75
n÷5
4000983
n2
400196624157225
n3
8.0058994495522E+21
n4
1.6015733798684E+29
n5
3.203933933053E+36
2 √n
4472.6854349484
3 √n
271.46399544258
4 √n
66.878138692314
5 √n
28.855416152766
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
-20004914
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 20004915 can be divided by 8 positive divisors.
The sum of these divisors (counting 20004915) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010100000000110011
3
Ternary
1101122100120210
4
Quaternary
1030110000303
5
Quinary
20110124130
6
Senary
1552435203
8
Octal
114240063
10
Decimal
20004915
12
Duodecimal
6848b03
16
Hexadecimal
1314033
20
Vigesimal
650c5f
36
Base36
bwrw3
md5
d960398f673b324baa2d1793f6c6ca7c
sha1
ce38b2af651a3af4b67f0dc0acbf034f0c7ba38e
sha256
c0dbbd47e6d0e162fa998eb0bf1619843b6da8d0be51eaa0b129cde105b026fc
sha512
03959d0c69404b7c2fcc066ddeebc7f71435562cffcd65a88e2b3f7a604b1e4775bbd7734b720addd915dd6fd3b6d0ea203aabe3d15e1864a4f6a4a683c72e6b
ripemd-160
e4902df16a57bd7579f73452427903a5fb9f9670
Diameter
40009830
Circumference
125694587.99938
Area
1.2572547744438E+15
Volume
3.3535033194789E+22
Surface area
5.0290190977751E+15
Circumference
125694587.99938
Perimeter
80019660
Area
400196624157225
Diagonal
28291222.107121
Surface area
2401179744943350
Volume
8.0058994495522E+21
Space diagonal
34649529.181097
Perimeter
60014745
Area
1.7329022151446E+14
Altitude
17324764.590548
Surface area
1.7329022151446E+14
Volume
9.4350429837934E+20
Height
9430407.3690403