121520994 is an even 9-digits composite number following 121520993
and preceding 121520995 . In scientific notation, it is written as 1.21520994 × 10^8.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 34720272 positive integers (up to 121520994) that are relatively prime to 121520994.
121520994 has 16 divisors, whose sum is 277762368
The reverse of 121520994 is 499025121
Previous prime number is 7
Is Prime? no
Number parity even
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred twenty-one million five hundred twenty thousand nine hundred ninety-four
Scientific notation
1.21520994 × 10^8
Engineering notation
1.21520994 × 10^6
Prime Factorization
2 × 3 × 7 × 2893357
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121520994
Product of the distinct prime numbers
The prime factorization of 121520994 is 2 × 3 × 7 × 2893357.
Since it has a total of 4 prime factors.
5 , 3 , 21 , 26 , 408 , 377 , 5897 , 9640 , 47897 , 76197 , 690951 , 310244 , 9769921 , 5874967 , 67026664 , 9396928 , 311085240 , 736213031 , 2675504162 , 7133373981
n×2
243041988
n×3
364562982
n×4
486083976
n×5
607604970
n÷2
60760497
n÷3
40506998
n÷3
30380248.5
n÷5
24304198.8
n2
14767351982748036
n3
1.7945432916914E+24
n4
2.1807468458237E+32
n5
2.6500652436686E+40
2 √n
11023.656108569
3 √n
495.31761271214
4 √n
104.99360032197
5 √n
41.393320166933
1 , 2 , 3 , 6 , 7 , 14 , 21 , 42 , 2893357 , 5786714 , 8680071 , 17360142 , 20253499 , 40506998 , 60760497 , 121520994
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
-121520993
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 121520994 can be divided by 16 positive divisors.
The sum of these divisors (counting 121520994) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111001111100100001101100010
3
Ternary
22110122220110120
4
Quaternary
13033210031202
5
Quinary
222102132434
6
Senary
20020341110
8
Octal
717441542
10
Decimal
121520994
12
Duodecimal
34844796
16
Hexadecimal
73e4362
20
Vigesimal
1hja29e
36
Base36
20cm76
md5
e9f1d359c309960d330f16a97ef915ce
sha1
cdd76b5b04517eda2f7a6e09438f7b6bf5abc933
sha256
65bf50dbbfcc3f2592131ef65dfc2241b3c27ada2966e53c1655997375093dca
sha512
d2e818be76c9d65a09c41ea4c44b6038aa4214029ea062ae5416791e0f26a526a1cae5f2ebaf689613dbee02eea4e27ea26cff38fcc4cc003c660e29ad10d9c6
ripemd-160
a3c246f27908ea79ba580a6f08e1cc8db0481b8c
Diameter
243041988
Circumference
763538924.01466
Area
4.6393004501976E+16
Volume
7.5169653623021E+24
Surface area
1.855720180079E+17
Circumference
763538924.01466
Perimeter
486083976
Area
14767351982748036
Diagonal
171856637.82786
Surface area
88604111896488216
Volume
1.7945432916914E+24
Space diagonal
210480535.79427
Perimeter
364562982
Area
6.3944509818431E+15
Altitude
105240267.89714
Surface area
6.3944509818431E+15
Volume
2.1148895511464E+23
Height
57285545.94262