121806982 is an even 9-digits composite number following 121806981
and preceding 121806983 . In scientific notation, it is written as 1.21806982 × 10^8.
The sum of its digits is 37. It has a total of 5 prime factors and 32 positive divisors.
There are 53332800 positive integers (up to 121806982) that are relatively prime to 121806982.
121806982 has 32 divisors, whose sum is 206769024
The reverse of 121806982 is 289608121
Previous prime number is 83
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-one million eight hundred six thousand nine hundred eighty-two
Scientific notation
1.21806982 × 10^8
Engineering notation
1.21806982 × 10^6
Prime Factorization
2 × 11 × 41 × 83 × 1627
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
121806982
Product of the distinct prime numbers
The prime factorization of 121806982 is 2 × 11 × 41 × 83 × 1627.
Since it has a total of 5 prime factors.
10 , 7 , 33 , 95 , 488 , 116 , 743 , 9710 , 70257 , 75517 , 846846 , 71285 , 2026265 , 6906228 , 36419288 , 59434741 , 72879786 , 833693312 , 4143747902 , 4295644140
n×2
243613964
n×3
365420946
n×4
487227928
n×5
609034910
n÷2
60903491
n÷3
40602327.333333
n÷3
30451745.5
n÷5
24361396.4
n2
14836940863948324
n3
1.80724298875E+24
n4
2.201348142003E+32
n5
2.6813957350869E+40
2 √n
11036.620044198
3 √n
495.70586912253
4 √n
105.05531897147
5 √n
41.412784893703
1 , 2 , 11 , 22 , 41 , 82 , 83 , 166 , 451 , 902 , 913 , 1627 , 1826 , 3254 , 3403 , 6806 , 17897 , 35794 , 37433 , 66707 , 74866 , 133414 , 135041 , 270082 , 733777 , 1467554 , 1485451 , 2970902 , 5536681 , 11073362 , 60903491 , 121806982
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
-121806981
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 121806982 can be divided by 32 positive divisors.
The sum of these divisors (counting 121806982) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111010000101010000010000110
3
Ternary
22111012102202201
4
Quaternary
13100222002012
5
Quinary
222140310412
6
Senary
20030425114
8
Octal
720520206
10
Decimal
121806982
12
Duodecimal
3496219a
16
Hexadecimal
742a086
20
Vigesimal
1i15h92
36
Base36
20iqva
md5
75a591bb673736565990f4f19998f1a0
sha1
5634650bcd5ea817b12b8fb36c1c84c32401737b
sha256
09a9b4b20dd9d5bf2bf0e201eb8b2b8282614cb8c74cbd2fd4b96043f2bda8e7
sha512
9307889b0073812bce913e413009011319de9039d47852036af1a1389a0487cf376c9fbe702ba65fa24bef54321299db9e6a66234b9b53fd97e8c27c739333a5
ripemd-160
b0c9b726724b083092a21e95b620ad3484e49703
Diameter
243613964
Circumference
765335839.61429
Area
4.6611624419926E+16
Volume
7.570161728945E+24
Surface area
1.8644649767971E+17
Circumference
765335839.61429
Perimeter
487227928
Area
14836940863948324
Diagonal
172261085.93614
Surface area
89021645183689944
Volume
1.80724298875E+24
Space diagonal
210975881.54063
Perimeter
365420946
Area
6.4245838513133E+15
Altitude
105487940.77031
Surface area
6.4245838513133E+15
Volume
2.1298562876616E+23
Height
57420361.978712