20121186 is an even 8-digits composite number following 20121185
and preceding 20121187 . In scientific notation, it is written as 2.0121186 × 10^7.
The sum of its digits is 21. It has a total of 5 prime factors and 32 positive divisors.
There are 6431936 positive integers (up to 20121186) that are relatively prime to 20121186.
20121186 has 32 divisors, whose sum is 41912640
The reverse of 20121186 is 68112102
Previous prime number is 197
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred twenty-one thousand one hundred eighty-six
Scientific notation
2.0121186 × 10^7
Engineering notation
2.0121186 × 10^6
Prime Factorization
2 × 3 × 29 × 197 × 587
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20121186
Product of the distinct prime numbers
The prime factorization of 20121186 is 2 × 3 × 29 × 197 × 587.
Since it has a total of 5 prime factors.
6 , 8 , 84 , 13 , 918 , 98 , 2995 , 7564 , 86066 , 52941 , 686080 , 30516 , 4564833 , 820536 , 33362114 , 32227845 , 738088697 , 169321307 , 7241774754 , 4173376137
n×2
40242372
n×3
60363558
n×4
80484744
n×5
100605930
n÷2
10060593
n÷3
6707062
n÷3
5030296.5
n÷5
4024237.2
n2
404862126046596
n3
8.146306142539E+21
n4
1.6391334110697E+29
n5
3.2981308242948E+36
2 √n
4485.6644992688
3 √n
271.98890705914
4 √n
66.975103577887
5 √n
28.888880680887
1 , 2 , 3 , 6 , 29 , 58 , 87 , 174 , 197 , 394 , 587 , 591 , 1174 , 1182 , 1761 , 3522 , 5713 , 11426 , 17023 , 17139 , 34046 , 34278 , 51069 , 102138 , 115639 , 231278 , 346917 , 693834 , 3353531 , 6707062 , 10060593 , 20121186
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20121185
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20121186 can be divided by 32 positive divisors.
The sum of these divisors (counting 20121186) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100110000011001100010
3
Ternary
1101212021002010
4
Quaternary
1030300121202
5
Quinary
20122334221
6
Senary
1555133350
8
Octal
114603142
10
Decimal
20121186
12
Duodecimal
68a4256
16
Hexadecimal
1330662
20
Vigesimal
65f2j6
36
Base36
bz9lu
md5
6a8a7714565e39ba7ad6a41068bc661c
sha1
c0b352434656fb2bb70509c4f3c6fd2dd6f19db2
sha256
2478ecb7a0e3553c0227e7184e8686aa6867679447835165a732a8cab08c1faa
sha512
ae2895f224798e183ba6b4d3262b1eba417ec044cd78e1cc375385218b89a55331fc2fd48110e17c5d24f81f25c2e36add2dc3cf8b07b7e68564064e9402253e
ripemd-160
0d9b26e36b9c7a51365d44f5505ac49ea345fc33
Diameter
40242372
Circumference
126425140.23823
Area
1.2719118809047E+15
Volume
3.4123167375059E+22
Surface area
5.0876475236189E+15
Circumference
126425140.23823
Perimeter
80484744
Area
404862126046596
Diagonal
28455654.132232
Surface area
2429172756279576
Volume
8.146306142539E+21
Space diagonal
34850916.460544
Perimeter
60363558
Area
1.7531044309326E+14
Altitude
17425458.230272
Surface area
1.7531044309326E+14
Volume
9.6005138583516E+20
Height
9485218.0440772