121520657 is an odd 9-digits prime number following 121520656
and preceding 121520658 . In scientific notation, it is written as 1.21520657 × 10^8.
The sum of its digits is 29. It has a total of 1 prime factors and 2 positive divisors.
There are 121520656 positive integers (up to 121520657) that are relatively prime to 121520657.
121520657 has 2 divisors, whose sum is 121520658
The reverse of 121520657 is 756025121
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred twenty-one million five hundred twenty thousand six hundred fifty-seven
Scientific notation
1.21520657 × 10^8
Engineering notation
1.21520657 × 10^6
Prime Factorization
121520657
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
121520657
Product of the distinct prime numbers
The prime factorization of 121520657 is 121520657.
Since it has a total of 1 prime factors.
5 , 1 , 56 , 8 , 951 , 756 , 8833 , 3856 , 59468 , 58947 , 66722 , 643153 , 4082387 , 5709648 , 31178530 , 53914037 , 185083697 , 842959163 , 9389922539 , 1392473661
n×2
243041314
n×3
364561971
n×4
486082628
n×5
607603285
n÷2
60760328.5
n÷3
40506885.666667
n÷3
30380164.25
n÷5
24304131.4
n2
14767270077711649
n3
1.79452836194E+24
n4
2.1807226554808E+32
n5
2.6500284982881E+40
2 √n
11023.640823249
3 √n
495.31715484286
4 √n
104.99352753027
5 √n
41.393297208654
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
121520658
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
60760329
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
11023.640868606
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999835419
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121520657 can be divided by 2 positive divisors.
The sum of these divisors (counting 121520657) is 121520658, the average is 60760329.
Base
System
Value
2
Binary
111001111100100001000010001
3
Ternary
22110122220000002
4
Quaternary
13033210020101
5
Quinary
222102130112
6
Senary
20020335345
8
Octal
717441021
10
Decimal
121520657
12
Duodecimal
34844555
16
Hexadecimal
73e4211
20
Vigesimal
1hja1ch
36
Base36
20clxt
md5
32dc3086c94770d9281ee2a1895c5e8d
sha1
ab3c985e1143e8fbb0c6c320fc4a5cb10705df44
sha256
4a6590e02947367ad0e81f9757969b9ec7a584a5cc8f258223e6403db844469e
sha512
06c31bea6aa3002c2e4baa9f5231d3ba2a90eec7c4c0301fd0f64effb294704d9230693ce40435a62b385bfc92aa4053112bebac4b178108c658c27a9f14a85f
ripemd-160
753b738e09231ffbfff7f6e07e35764c06d2e4c7
Diameter
243041314
Circumference
763536806.58121
Area
4.6392747189715E+16
Volume
7.5169028247055E+24
Surface area
1.8557098875886E+17
Circumference
763536806.58121
Perimeter
486082628
Area
14767270077711649
Diagonal
171856161.23789
Surface area
88603620466269894
Volume
1.79452836194E+24
Space diagonal
210479952.09315
Perimeter
364561971
Area
6.394415515922E+15
Altitude
105239976.04658
Surface area
6.394415515922E+15
Volume
2.1148719562656E+23
Height
57285387.079296