20145229 is an odd 8-digits composite number following 20145228
and preceding 20145230 . In scientific notation, it is written as 2.0145229 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 18563376 positive integers (up to 20145229) that are relatively prime to 20145229.
20145229 has 4 divisors, whose sum is 20157984
The reverse of 20145229 is 92254102
Previous prime number is 10907
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred forty-five thousand two hundred twenty-nine
Scientific notation
2.0145229 × 10^7
Engineering notation
2.0145229 × 10^6
Prime Factorization
10907 × 1847
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20145229
Product of the distinct prime numbers
The prime factorization of 20145229 is 10907 × 1847.
Since it has a total of 2 prime factors.
6 , 6 , 27 , 21 , 10 , 209 , 3056 , 3362 , 99005 , 29363 , 857842 , 765565 , 2790447 , 6312740 , 11281401 , 80570736 , 881603373 , 357210661 , 4582029505 , 3255714761
n×2
40290458
n×3
60435687
n×4
80580916
n×5
100726145
n÷2
10072614.5
n÷3
6715076.3333333
n÷3
5036307.25
n÷5
4029045.8
n2
405830251462441
n3
8.1755433508385E+21
n4
1.6469819300207E+29
n5
3.3178828139129E+36
2 √n
4488.3436811367
3 √n
272.09719799759
4 √n
66.995101918996
5 √n
28.895781304082
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
-20145228
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 20145229 can be divided by 4 positive divisors.
The sum of these divisors (counting 20145229) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110110010001001101
3
Ternary
1101220111001121
4
Quaternary
1030312101031
5
Quinary
20124121404
6
Senary
1555440541
8
Octal
114662115
10
Decimal
20145229
12
Duodecimal
68b6151
16
Hexadecimal
133644d
20
Vigesimal
65i319
36
Base36
bzs5p
md5
f345ed57231bd7b00cd4801fc59c11e5
sha1
a21617103adbd99a7fd4697ef49fcf3504c32bd3
sha256
dbdedadd39830352696e85b535a48ef6f0a9f36cde7ff4cd5a9935556e8ce7cb
sha512
0df223f1a3cfba1a09ecac6686cfd25a58962ca3f00efa91b846fd4f056eb0d2d4f3d0f2af98a5f509c0a9bd22872fb2ebd2cfbca8351b7428491b96a27dc03a
ripemd-160
2381ebd3e35e5fa7b7e63b97e090e0dbf0c64959
Diameter
40290458
Circumference
126576206.86257
Area
1.2749533365989E+15
Volume
3.4245635906799E+22
Surface area
5.0998133463956E+15
Circumference
126576206.86257
Perimeter
80580916
Area
405830251462441
Diagonal
28489656.068912
Surface area
2434981508774646
Volume
8.1755433508385E+21
Space diagonal
34892560.15811
Perimeter
60435687
Area
1.7572965369535E+14
Altitude
17446280.079055
Surface area
1.7572965369535E+14
Volume
9.6349702387708E+20
Height
9496552.0229706