20143245 is an odd 8-digits composite number following 20143244
and preceding 20143246 . In scientific notation, it is written as 2.0143245 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 10743056 positive integers (up to 20143245) that are relatively prime to 20143245.
20143245 has 8 divisors, whose sum is 32229216
The reverse of 20143245 is 54234102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred forty-three thousand two hundred forty-five
Scientific notation
2.0143245 × 10^7
Engineering notation
2.0143245 × 10^6
Prime Factorization
3 × 5 × 1342883
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20143245
Product of the distinct prime numbers
The prime factorization of 20143245 is 3 × 5 × 1342883.
Since it has a total of 3 prime factors.
4 , 6 , 55 , 75 , 360 , 971 , 1120 , 6381 , 48031 , 7779 , 911611 , 463376 , 684347 , 8863861 , 87061562 , 97519814 , 790527885 , 889221904 , 7502509376 , 3913142516
n×2
40286490
n×3
60429735
n×4
80572980
n×5
100716225
n÷2
10071622.5
n÷3
6714415
n÷3
5035811.25
n÷5
4028649
n2
405750319130025
n3
8.1731280870643E+21
n4
1.6463332147412E+29
n5
3.3162493296169E+36
2 √n
4488.1226587517
3 √n
272.08826521978
4 √n
66.993452357314
5 √n
28.89521212228
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
-20143244
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 20143245 can be divided by 8 positive divisors.
The sum of these divisors (counting 20143245) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110101110010001101
3
Ternary
1101220101100010
4
Quaternary
1030311302031
5
Quinary
20124040440
6
Senary
1555423433
8
Octal
114656215
10
Decimal
20143245
12
Duodecimal
68b4b79
16
Hexadecimal
1335c8d
20
Vigesimal
65hi25
36
Base36
bzqml
md5
d2a7f4d4a77173f52202fc07dbda0733
sha1
2b3c7587b6d6f77ef1970cb937dd52ab281e2f34
sha256
304f4776b4a4675d8f4111582db7566d53f294a1eb7369d808d5e90d6fea004c
sha512
7022c180e9a6c8f7d2f9aa203073ffe2ca6efae24f946c5d6619ff07be0d450b1c8a4434918476be6975ab649c8350b1cada711490d2e6c3bf18ae85fbc76ed1
ripemd-160
2de766a10e3d09f89e5c6594b956a2b07c9a854a
Diameter
40286490
Circumference
126563741.02292
Area
1.2747022217706E+15
Volume
3.4235518873559E+22
Surface area
5.0988088870824E+15
Circumference
126563741.02292
Perimeter
80572980
Area
405750319130025
Diagonal
28486850.269204
Surface area
2434501914780150
Volume
8.1731280870643E+21
Space diagonal
34889123.769308
Perimeter
60429735
Area
1.7569504198012E+14
Altitude
17444561.884654
Surface area
1.7569504198012E+14
Volume
9.6321238231156E+20
Height
9495616.7564013