20105237 is an odd 8-digits composite number following 20105236
and preceding 20105238 . In scientific notation, it is written as 2.0105237 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 18519232 positive integers (up to 20105237) that are relatively prime to 20105237.
20105237 has 8 divisors, whose sum is 21741696
The reverse of 20105237 is 73250102
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred five thousand two hundred thirty-seven
Scientific notation
2.0105237 × 10^7
Engineering notation
2.0105237 × 10^6
Prime Factorization
17 × 47 × 25163
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20105237
Product of the distinct prime numbers
The prime factorization of 20105237 is 17 × 47 × 25163.
Since it has a total of 3 prime factors.
3 , 2 , 22 , 11 , 663 , 71 , 5405 , 2436 , 83322 , 37225 , 47605 , 610003 , 3646832 , 2414819 , 32364383 , 31999381 , 889050221 , 673183410 , 489848094 , 880803173
n×2
40210474
n×3
60315711
n×4
80420948
n×5
100526185
n÷2
10052618.5
n÷3
6701745.6666667
n÷3
5026309.25
n÷5
4021047.4
n2
404220554826169
n3
8.1269500550516E+21
n4
1.6339425694398E+29
n5
3.2850802602975E+36
2 √n
4483.8863723337
3 √n
271.91702432256
4 √n
66.961827725457
5 √n
28.884299490574
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
-20105236
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 20105237 can be divided by 8 positive divisors.
The sum of these divisors (counting 20105237) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101100100000010101
3
Ternary
1101211110012102
4
Quaternary
1030230200111
5
Quinary
20121331422
6
Senary
1554531445
8
Octal
114544025
10
Decimal
20105237
12
Duodecimal
6896b85
16
Hexadecimal
132c815
20
Vigesimal
65d31h
36
Base36
byxat
md5
4a5b917f69014315be397aa7993499f3
sha1
e46f85e48d0477bd862a113d8094abdb6f8784e7
sha256
e782ac477130766e7ef399696489bdbae50883ea93c6698ab57fc76cc2d19dce
sha512
1067861655ce8b951805c017120653b01beb6fe973b1fc8843ec71b0baf95bbe3bfed6f43e47f7a2b69d832f71ee8fa8ca52035c8ec569f3858ab1a2739fa5ab
ripemd-160
cf249c46c3c0e79b29a3624d3d8f60777c4dc078
Diameter
40210474
Circumference
126324929.71576
Area
1.2698963254719E+15
Volume
3.4042088785388E+22
Surface area
5.0795853018875E+15
Circumference
126324929.71576
Perimeter
80420948
Area
404220554826169
Diagonal
28433098.840125
Surface area
2425323328957014
Volume
8.1269500550516E+21
Space diagonal
34823291.982214
Perimeter
60315711
Area
1.7503263460565E+14
Altitude
17411645.991107
Surface area
1.7503263460565E+14
Volume
9.5777024904856E+20
Height
9477699.6133751