121566189 is an odd 9-digits composite number following 121566188
and preceding 121566190 . In scientific notation, it is written as 1.21566189 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 79067360 positive integers (up to 121566189) that are relatively prime to 121566189.
121566189 has 8 divisors, whose sum is 166041792
The reverse of 121566189 is 981665121
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-one million five hundred sixty-six thousand one hundred eighty-nine
Scientific notation
1.21566189 × 10^8
Engineering notation
1.21566189 × 10^6
Prime Factorization
3 × 41 × 988343
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121566189
Product of the distinct prime numbers
The prime factorization of 121566189 is 3 × 41 × 988343.
Since it has a total of 3 prime factors.
2 , 2 , 35 , 59 , 376 , 769 , 3065 , 8242 , 22238 , 56778 , 403131 , 97322 , 2494738 , 3968868 , 21763082 , 2392742 , 248268136 , 716269237 , 230695024 , 1181930242
n×2
243132378
n×3
364698567
n×4
486264756
n×5
607830945
n÷2
60783094.5
n÷3
40522063
n÷3
30391547.25
n÷5
24313237.8
n2
14778338307983721
n3
1.7965462678543E+24
n4
2.1839928314522E+32
n5
2.6549968532296E+40
2 √n
11025.705827746
3 √n
495.37900979851
4 √n
105.00336103071
5 √n
41.396398635601
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121566188
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121566189 can be divided by 8 positive divisors.
The sum of these divisors (counting 121566189) is 1, the average is 0.125.
Base
System
Value
2
Binary
111001111101111001111101101
3
Ternary
22110202012110110
4
Quaternary
13033233033231
5
Quinary
222110104224
6
Senary
20021330233
8
Octal
717571755
10
Decimal
121566189
12
Duodecimal
34866979
16
Hexadecimal
73ef3ed
20
Vigesimal
1hjff99
36
Base36
20dl2l
md5
c214d732a742e89a65c96da0ee33f9f8
sha1
efa5a11597fe33115894f11b9c6622192ae86b54
sha256
39dd33354bfe46509e63a68e370ac6e29690de2d88ebf621bade5b86557b2b3e
sha512
1b854d9330e5a38be03ccdd14ae667c75cf9afdf074fae7cb56880fd2cd5b523e7867326f8028f982091dc44ff7673f98c599e0a174026c7bf7843e5bf9e0ebc
ripemd-160
42bf4ee3a00a0ef77f6860808fa2a33399ebd044
Diameter
243132378
Circumference
763822892.57462
Area
4.6427519060626E+16
Volume
7.5253554092336E+24
Surface area
1.8571007624251E+17
Circumference
763822892.57462
Perimeter
486264756
Area
14778338307983721
Diagonal
171920553.20981
Surface area
88670029847902326
Volume
1.7965462678543E+24
Space diagonal
210558815.83052
Perimeter
364698567
Area
6.3992082002173E+15
Altitude
105279407.91526
Surface area
6.3992082002173E+15
Volume
2.1172500811919E+23
Height
57306851.069937