20185225 is an odd 8-digits composite number following 20185224
and preceding 20185226 . In scientific notation, it is written as 2.0185225 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 6 positive divisors.
There are 16148160 positive integers (up to 20185225) that are relatively prime to 20185225.
20185225 has 6 divisors, whose sum is 25029710
The reverse of 20185225 is 52258102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred eighty-five thousand two hundred twenty-five
Scientific notation
2.0185225 × 10^7
Engineering notation
2.0185225 × 10^6
Prime Factorization
5 × 5 × 807409
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
4037045
Product of the distinct prime numbers
The prime factorization of 20185225 is 5 × 5 × 807409.
Since it has a total of 3 prime factors.
3 , 9 , 30 , 5 , 367 , 285 , 5178 , 4326 , 69707 , 38304 , 222656 , 719905 , 4739919 , 5728516 , 86692273 , 20557613 , 362043545 , 209874589 , 5243194678 , 3132355970
n×2
40370450
n×3
60555675
n×4
80740900
n×5
100926125
n÷2
10092612.5
n÷3
6728408.3333333
n÷3
5046306.25
n÷5
4037045
n2
407443308300625
n3
8.2243348527925E+21
n4
1.6601004947896E+29
n5
3.3509502009939E+36
2 √n
4492.7970129976
3 √n
272.27715136337
4 √n
67.028329928453
5 √n
28.907246042908
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20185224
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20185225 can be divided by 6 positive divisors.
The sum of these divisors (counting 20185225) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001101000000000010001001
3
Ternary
1101222111220221
4
Quaternary
1031000002021
5
Quinary
20131411400
6
Senary
2000350041
8
Octal
115000211
10
Decimal
20185225
12
Duodecimal
6915321
16
Hexadecimal
1340089
20
Vigesimal
663315
36
Base36
c0n0p
md5
d739c602ae2387fbffde9a4912d16fcb
sha1
35dcedf78eb8efa5c374cf087d68531165a54643
sha256
e561a5cf93b4e497ac2acb8401bb97c6f1237083761df5c1da2c26da0d681642
sha512
2d94872606cd9e41f84c5fd5d20add644f69345cfdc0e86ee865b1b2137136e72a8b9251ec074f0c3c99869e9bd617583a69359f6129f0ff37cdccc95e200d74
ripemd-160
9f621882618a173fd0905e3f6d35cfab0896ff6e
Diameter
40370450
Circumference
126827509.14211
Area
1.2800209041116E+15
Volume
3.445001327226E+22
Surface area
5.1200836164463E+15
Circumference
126827509.14211
Perimeter
80740900
Area
407443308300625
Diagonal
28546218.954552
Surface area
2444659849803750
Volume
8.2243348527925E+21
Space diagonal
34961835.262209
Perimeter
60555675
Area
1.7642812779516E+14
Altitude
17480917.631105
Surface area
1.7642812779516E+14
Volume
9.6924715752641E+20
Height
9515406.3181842