20101249 is an odd 8-digits composite number following 20101248
and preceding 20101250 . In scientific notation, it is written as 2.0101249 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 16763760 positive integers (up to 20101249) that are relatively prime to 20101249.
20101249 has 8 divisors, whose sum is 23594048
The reverse of 20101249 is 94210102
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred one thousand two hundred forty-nine
Scientific notation
2.0101249 × 10^7
Engineering notation
2.0101249 × 10^6
Prime Factorization
7 × 37 × 77611
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20101249
Product of the distinct prime numbers
The prime factorization of 20101249 is 7 × 37 × 77611.
Since it has a total of 3 prime factors.
9 , 3 , 30 , 33 , 111 , 857 , 3185 , 2121 , 51361 , 52650 , 284005 , 569866 , 3781182 , 7029507 , 5273278 , 1825364 , 168239962 , 757764931 , 9812701725 , 1155934777
n×2
40202498
n×3
60303747
n×4
80404996
n×5
100506245
n÷2
10050624.5
n÷3
6700416.3333333
n÷3
5025312.25
n÷5
4020249.8
n2
404060211360001
n3
8.12211491954E+21
n4
1.6326465440429E+29
n5
3.2818234710796E+36
2 √n
4483.4416467709
3 √n
271.89904431731
4 √n
66.958506903686
5 √n
28.883153523212
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
-20101248
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 20101249 can be divided by 8 positive divisors.
The sum of these divisors (counting 20101249) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101011100010000001
3
Ternary
1101211020201201
4
Quaternary
1030223202001
5
Quinary
20121214444
6
Senary
1554501201
8
Octal
114534201
10
Decimal
20101249
12
Duodecimal
6894801
16
Hexadecimal
132b881
20
Vigesimal
65cd29
36
Base36
byu81
md5
d67b5f4eb00ff1ea0014a0a2ac39dc00
sha1
b418766dacae4dde6c1fd6e880cc3c9d3700affd
sha256
0dfb9dff42f5dbe4cb99578ef165439097bfbba6200f2f36c50257f54c91c572
sha512
c7c6268d3ae25ce74822908c69659eede70e98b35f388de5a894e152cddb61ab2207dcd430c8fb4825dffc7092021d3fb4cc2293bf0d27cfb4c2a877beb6a909
ripemd-160
a825d4f30092ab9ea44c02d1926d4e9ed656c027
Diameter
40202498
Circumference
126299872.37276
Area
1.2693925916165E+15
Volume
3.4021835417119E+22
Surface area
5.0775703664661E+15
Circumference
126299872.37276
Perimeter
80404996
Area
404060211360001
Diagonal
28427458.956439
Surface area
2424361268160006
Volume
8.12211491954E+21
Space diagonal
34816384.563593
Perimeter
60303747
Area
1.7496320384814E+14
Altitude
17408192.281797
Surface area
1.7496320384814E+14
Volume
9.5720042286386E+20
Height
9475819.6521462