121808315 is an odd 9-digits composite number following 121808314
and preceding 121808316 . In scientific notation, it is written as 1.21808315 × 10^8.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 90817536 positive integers (up to 121808315) that are relatively prime to 121808315.
121808315 has 16 divisors, whose sum is 156282048
The reverse of 121808315 is 513808121
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred twenty-one million eight hundred eight thousand three hundred fifteen
Scientific notation
1.21808315 × 10^8
Engineering notation
1.21808315 × 10^6
Prime Factorization
5 × 17 × 103 × 13913
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121808315
Product of the distinct prime numbers
The prime factorization of 121808315 is 5 × 17 × 103 × 13913.
Since it has a total of 4 prime factors.
6 , 6 , 99 , 23 , 86 , 319 , 1869 , 2843 , 13556 , 6918 , 931575 , 598138 , 3821583 , 8217855 , 22914830 , 89446179 , 172431372 , 484302112 , 3462102124 , 8311247931
n×2
243616630
n×3
365424945
n×4
487233260
n×5
609041575
n÷2
60904157.5
n÷3
40602771.666667
n÷3
30452078.75
n÷5
24361663
n2
14837265603139225
n3
1.8073023223258E+24
n4
2.201444505781E+32
n5
2.6815424581519E+40
2 √n
11036.680433899
3 √n
495.7076773755
4 √n
105.05560638966
5 √n
41.412875533829
1 , 5 , 17 , 85 , 103 , 515 , 1751 , 8755 , 13913 , 69565 , 236521 , 1182605 , 1433039 , 7165195 , 24361663 , 121808315
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
-121808314
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 121808315 can be divided by 16 positive divisors.
The sum of these divisors (counting 121808315) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111010000101010010110111011
3
Ternary
22111012111121002
4
Quaternary
13100222112323
5
Quinary
222140331230
6
Senary
20030435215
8
Octal
720522673
10
Decimal
121808315
12
Duodecimal
34962b0b
16
Hexadecimal
742a5bb
20
Vigesimal
1i160ff
36
Base36
20irwb
md5
67ce8d38f9b7757aaf54b7db9a86cc5a
sha1
89e8dd1c195b05605945e963c93fdc4e27c4a00c
sha256
666be7ff220bd166baf53064b148bea4615f3be570cf9e6775ec52f14a3475c8
sha512
222f80e585f63b3bc18e595fac74ac1c4f0c4c303f5b9f758749c1610affcdd8010557fa78c38c60777f7a29106e6077a090851bd526b070940d7a1413177607
ripemd-160
fb54391001f3dcdadea5fd3d6d529adbcb113a18
Diameter
243616630
Circumference
765344215.1003
Area
4.6612644618183E+16
Volume
7.5704102648462E+24
Surface area
1.8645057847273E+17
Circumference
765344215.1003
Perimeter
487233260
Area
14837265603139225
Diagonal
172262971.08281
Surface area
89023593618835350
Volume
1.8073023223258E+24
Space diagonal
210978190.36435
Perimeter
365424945
Area
6.4247244675078E+15
Altitude
105489095.18218
Surface area
6.4247244675078E+15
Volume
2.1299262129513E+23
Height
57420990.360938