121539249 is an odd 9-digits composite number following 121539248
and preceding 121539250 . In scientific notation, it is written as 1.21539249 × 10^8.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 74793312 positive integers (up to 121539249) that are relatively prime to 121539249.
121539249 has 8 divisors, whose sum is 145431720
The reverse of 121539249 is 942935121
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-one million five hundred thirty-nine thousand two hundred forty-nine
Scientific notation
1.21539249 × 10^8
Engineering notation
1.21539249 × 10^6
Prime Factorization
9 × 13 × 1038797
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121539249
Product of the distinct prime numbers
The prime factorization of 121539249 is 9 × 13 × 1038797.
Since it has a total of 3 prime factors.
4 , 6 , 19 , 52 , 838 , 82 , 1649 , 9762 , 30711 , 55710 , 450773 , 249325 , 6582861 , 441548 , 70240315 , 44665747 , 265585075 , 86463612 , 6080367253 , 8802985706
n×2
243078498
n×3
364617747
n×4
486156996
n×5
607696245
n÷2
60769624.5
n÷3
40513083
n÷3
30384812.25
n÷5
24307849.8
n2
14771789047484001
n3
1.7953521472176E+24
n4
2.1820575166337E+32
n5
2.6520563184646E+40
2 √n
11024.484069561
3 √n
495.34241383221
4 √n
104.99754315964
5 √n
41.394563721045
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
-121539248
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 121539249 can be divided by 8 positive divisors.
The sum of these divisors (counting 121539249) is 1, the average is 0.125.
Base
System
Value
2
Binary
111001111101000101010110001
3
Ternary
22110200211111200
4
Quaternary
13033220222301
5
Quinary
222103223444
6
Senary
20021001413
8
Octal
717505261
10
Decimal
121539249
12
Duodecimal
34853269
16
Hexadecimal
73e8ab1
20
Vigesimal
1hjc829
36
Base36
20d0a9
md5
5de283e51fa5e5b60478ade548ace3ef
sha1
d4caac4060f38f79a2779a334eea8a23c36efcaf
sha256
df49b8871206fd1358125cff3a79bad312f8774f108df7b65c3e9eba2d65fe9f
sha512
ecd454e7429318e12e3c211198b0aefccbf09e9884c09dd05fad830ef95690218707670fdd0c475ef9c8d96fbaa43dfd81eec5a7effc5f011bf8e1b84d1230b8
ripemd-160
9802ad4b9e7ad18a9884667e152ceff8213a688a
Diameter
243078498
Circumference
763653623.56244
Area
4.6406943951954E+16
Volume
7.5203534884074E+24
Surface area
1.8562777580782E+17
Circumference
763653623.56244
Perimeter
486156996
Area
14771789047484001
Diagonal
171882454.29644
Surface area
88630734284904006
Volume
1.7953521472176E+24
Space diagonal
210512154.38176
Perimeter
364617747
Area
6.3963722872329E+15
Altitude
105256077.19088
Surface area
6.3963722872329E+15
Volume
2.1158427965257E+23
Height
57294151.432147