121243615 is an odd 9-digits composite number following 121243614
and preceding 121243616 . In scientific notation, it is written as 1.21243615 × 10^8.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 96994888 positive integers (up to 121243615) that are relatively prime to 121243615.
121243615 has 4 divisors, whose sum is 145492344
The reverse of 121243615 is 516342121
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred twenty-one million two hundred forty-three thousand six hundred fifteen
Scientific notation
1.21243615 × 10^8
Engineering notation
1.21243615 × 10^6
Prime Factorization
5 × 24248723
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121243615
Product of the distinct prime numbers
The prime factorization of 121243615 is 5 × 24248723.
Since it has a total of 2 prime factors.
10 , 1 , 35 , 90 , 417 , 892 , 1122 , 2010 , 20583 , 68557 , 499526 , 501484 , 4982508 , 5950855 , 34009686 , 31254759 , 558303976 , 544306132 , 8214020206 , 865624886
n×2
242487230
n×3
363730845
n×4
484974460
n×5
606218075
n÷2
60621807.5
n÷3
40414538.333333
n÷3
30310903.75
n÷5
24248723
n2
14700014178268225
n3
1.7822828595245E+24
n4
2.1609041684129E+32
n5
2.6199583304694E+40
2 √n
11011.067841041
3 √n
494.94046149867
4 √n
104.93363541325
5 √n
41.374406340163
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121243614
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121243615 can be divided by 4 positive divisors.
The sum of these divisors (counting 121243615) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001110100000011111011111
3
Ternary
22110010210222021
4
Quaternary
13032200133133
5
Quinary
222014243430
6
Senary
20010401011
8
Octal
716403737
10
Decimal
121243615
12
Duodecimal
34730167
16
Hexadecimal
73a07df
20
Vigesimal
1hhf90f
36
Base36
206o67
md5
e095466f69c5201ba2cbc30dacbb6e26
sha1
d93003ea5dd84b4db0b4deda20267f3f1b35a882
sha256
658876cee9ad77eddc6281dc334e4671cecf1c0c00aad89df43134a5fbfec81e
sha512
b8b67346e763d5c9904ca7e5e95f1048a714d47e60f34ebfd1ba1412dcbd0f897be7e0ab60be6078757bebea121cb0128f90082dc0bdba335741a9f275d0b997
ripemd-160
4469f7df3b99482363a88b905c7a1380a2328dab
Diameter
242487230
Circumference
761796100.35734
Area
4.6181456550113E+16
Volume
7.4656089841349E+24
Surface area
1.8472582620045E+17
Circumference
761796100.35734
Perimeter
484974460
Area
14700014178268225
Diagonal
171464364.68414
Surface area
88200085069609350
Volume
1.7822828595245E+24
Space diagonal
210000101.27332
Perimeter
363730845
Area
6.3652928571859E+15
Altitude
105000050.63666
Surface area
6.3652928571859E+15
Volume
2.1004404932705E+23
Height
57154788.228047