121515049 is an odd 9-digits composite number following 121515048
and preceding 121515050 . In scientific notation, it is written as 1.21515049 × 10^8.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 116231764 positive integers (up to 121515049) that are relatively prime to 121515049.
121515049 has 4 divisors, whose sum is 126798336
The reverse of 121515049 is 940515121
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred twenty-one million five hundred fifteen thousand forty-nine
Scientific notation
1.21515049 × 10^8
Engineering notation
1.21515049 × 10^6
Prime Factorization
23 × 5283263
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121515049
Product of the distinct prime numbers
The prime factorization of 121515049 is 23 × 5283263.
Since it has a total of 2 prime factors.
10 , 10 , 37 , 97 , 954 , 987 , 3934 , 4402 , 60202 , 68699 , 458477 , 753385 , 2776671 , 6990265 , 68992559 , 22518672 , 140860803 , 85194902 , 5139925815 , 8105206925
n×2
243030098
n×3
364545147
n×4
486060196
n×5
607575245
n÷2
60757524.5
n÷3
40505016.333333
n÷3
30378762.25
n÷5
24303009.8
n2
14765907133472401
n3
1.7942799288533E+24
n4
2.1803201347433E+32
n5
2.6494170800902E+40
2 √n
11023.38645789
3 √n
495.30953533903
4 √n
104.992316185
5 √n
41.392915153616
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
-121515048
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 121515049 can be divided by 4 positive divisors.
The sum of these divisors (counting 121515049) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001111100010110000101001
3
Ternary
22110122121022101
4
Quaternary
13033202300221
5
Quinary
222101440144
6
Senary
20020253401
8
Octal
717426051
10
Decimal
121515049
12
Duodecimal
34841261
16
Hexadecimal
73e2c29
20
Vigesimal
1hj97c9
36
Base36
20chm1
md5
25803f2866c7f8e0adb76b9b4bbcab04
sha1
44d58184ff4195d47b1ce7e88a77a194da4c89b7
sha256
91b2dff8bf41f7f7d520d59967141b62d07ecf71dbc25496056b103f93e2cf25
sha512
ceac53db6bcb1fc1a4dd64e3e57f33669630d74b2def822bc343a24bc5e02727a6bbbf924e4cc5b1f98a83c9b65e62206c4ae9b461e35160c0c2a8d8083879f3
ripemd-160
ec932cf4ce08c54610b087d809231f3200c03657
Diameter
243030098
Circumference
763501570.47801
Area
4.6388465374106E+16
Volume
7.5158621906257E+24
Surface area
1.8555386149642E+17
Circumference
763501570.47801
Perimeter
486060196
Area
14765907133472401
Diagonal
171848230.32823
Surface area
88595442800834406
Volume
1.7942799288533E+24
Space diagonal
210470238.75222
Perimeter
364545147
Area
6.3938253437545E+15
Altitude
105235119.37611
Surface area
6.3938253437545E+15
Volume
2.1145791750652E+23
Height
57282743.442744