121513305 is an odd 9-digits composite number following 121513304
and preceding 121513306 . In scientific notation, it is written as 1.21513305 × 10^8.
The sum of its digits is 21. It has a total of 5 prime factors and 24 positive divisors.
There are 63854560 positive integers (up to 121513305) that are relatively prime to 121513305.
121513305 has 24 divisors, whose sum is 197320896
The reverse of 121513305 is 503315121
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 21
Digital Root 3
Name
one hundred twenty-one million five hundred thirteen thousand three hundred five
Scientific notation
1.21513305 × 10^8
Engineering notation
1.21513305 × 10^6
Prime Factorization
3 × 5 × 71 × 71 × 1607
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
1711455
Product of the distinct prime numbers
The prime factorization of 121513305 is 3 × 5 × 71 × 71 × 1607.
Since it has a total of 5 prime factors.
4 , 10 , 37 , 27 , 852 , 854 , 5184 , 3905 , 18608 , 37099 , 523764 , 266205 , 7288574 , 8833522 , 32591030 , 87816351 , 940766393 , 980676327 , 4035008141 , 1805830898
n×2
243026610
n×3
364539915
n×4
486053220
n×5
607566525
n÷2
60756652.5
n÷3
40504435
n÷3
30378326.25
n÷5
24302661
n2
14765483292023025
n3
1.794202674736E+24
n4
2.1801949684701E+32
n5
2.6492269616317E+40
2 √n
11023.307353059
3 √n
495.30716574511
4 √n
104.99193946708
5 √n
41.392796337619
1 , 3 , 5 , 15 , 71 , 213 , 355 , 1065 , 1607 , 4821 , 5041 , 8035 , 15123 , 24105 , 25205 , 75615 , 114097 , 342291 , 570485 , 1711455 , 8100887 , 24302661 , 40504435 , 121513305
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121513304
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121513305 can be divided by 24 positive divisors.
The sum of these divisors (counting 121513305) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111001111100010010101011001
3
Ternary
22110122111220210
4
Quaternary
13033202111121
5
Quinary
222101411210
6
Senary
20020241333
8
Octal
717422531
10
Decimal
121513305
12
Duodecimal
34840249
16
Hexadecimal
73e2559
20
Vigesimal
1hj9355
36
Base36
20cg9l
md5
43fa7a57fa60b818e09aac35dea53968
sha1
973891c657023329787be15515a5aa75e0b300e6
sha256
655a5ddca6dd39ab093271914ba2dbd8b3d7d1d928a1d56b1d46506fe3677d95
sha512
e368fdf6fec37b3dad436f96e7c29c7b33f148ec35df64041ca7201efb9aaec18f6bcdb9e663b661074ac579be031d82c52921257ae800f9e7bd4d4a4c114e36
ripemd-160
59da49a5fe288bf4ac9fa9e6a7f1b3727264b49a
Diameter
243026610
Circumference
763490612.60283
Area
4.6387133836922E+16
Volume
7.5155385893357E+24
Surface area
1.8554853534769E+17
Circumference
763490612.60283
Perimeter
486053220
Area
14765483292023025
Diagonal
171845763.93978
Surface area
88592899752138150
Volume
1.794202674736E+24
Space diagonal
210467218.05561
Perimeter
364539915
Area
6.3936418150233E+15
Altitude
105233609.02781
Surface area
6.3936418150233E+15
Volume
2.1144881302148E+23
Height
57281921.313259