121798984 is an even 9-digits composite number following 121798983
and preceding 121798985 . In scientific notation, it is written as 1.21798984 × 10^8.
The sum of its digits is 49. It has a total of 5 prime factors and 16 positive divisors.
There are 58251600 positive integers (up to 121798984) that are relatively prime to 121798984.
121798984 has 16 divisors, whose sum is 238302720
The reverse of 121798984 is 489897121
Previous prime number is 23
Is Prime? no
Number parity even
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred twenty-one million seven hundred ninety-eight thousand nine hundred eighty-four
Scientific notation
1.21798984 × 10^8
Engineering notation
1.21798984 × 10^6
Prime Factorization
2 × 2 × 2 × 23 × 661951
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
30449746
Product of the distinct prime numbers
The prime factorization of 121798984 is 2 × 2 × 2 × 23 × 661951.
Since it has a total of 5 prime factors.
2 , 7 , 71 , 100 , 791 , 235 , 4812 , 266 , 43894 , 68138 , 367570 , 673430 , 3567023 , 1208742 , 23811479 , 49397035 , 411437478 , 533023098 , 7123660642 , 1969331849
n×2
243597968
n×3
365396952
n×4
487195936
n×5
608994920
n÷2
60899492
n÷3
40599661.333333
n÷3
30449746
n÷5
24359796.8
n2
14834992503432256
n3
1.8068870145657E+24
n4
2.2007700257689E+32
n5
2.6805155315631E+40
2 √n
11036.257699057
3 √n
495.69501932762
4 √n
105.05359441284
5 √n
41.412241036286
1 , 2 , 4 , 8 , 23 , 46 , 92 , 184 , 661951 , 1323902 , 2647804 , 5295608 , 15224873 , 30449746 , 60899492 , 121798984
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121798983
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121798984 can be divided by 16 positive divisors.
The sum of these divisors (counting 121798984) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111010000101000000101001000
3
Ternary
22111012000210111
4
Quaternary
13100220011020
5
Quinary
222140031414
6
Senary
20030324104
8
Octal
720500510
10
Decimal
121798984
12
Duodecimal
34959634
16
Hexadecimal
7428148
20
Vigesimal
1i14h94
36
Base36
20ikp4
md5
2c496a8b8eec0c0eb3fcafa4ec35671d
sha1
29d5d5a4c73531c554c7cda1b877a4ea107894bf
sha256
a5c4fe0d54acfa8310e91513a265e4091a23facd6794a7a3853512239041d597
sha512
58032a038e9bb54358b066070b2f76725e1a179929cabba232f7d675adcdde65bba33283baf86db852aab36a057c15491d4d5c3f28bb4bef12299d4609bc90b2
ripemd-160
515abf72979cf35ed5c58f5bb44d7d1360b87346
Diameter
243597968
Circumference
765285586.6982
Area
4.6605503464842E+16
Volume
7.5686706277684E+24
Surface area
1.8642201385937E+17
Circumference
765285586.6982
Perimeter
487195936
Area
14834992503432256
Diagonal
172249775.05606
Surface area
89009955020593536
Volume
1.8068870145657E+24
Space diagonal
210962028.59827
Perimeter
365396952
Area
6.423740186462E+15
Altitude
105481014.29913
Surface area
6.423740186462E+15
Volume
2.1294367680622E+23
Height
57416591.685355