121539247 is an odd 9-digits composite number following 121539246
and preceding 121539248 . In scientific notation, it is written as 1.21539247 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 120836536 positive integers (up to 121539247) that are relatively prime to 121539247.
121539247 has 4 divisors, whose sum is 122241960
The reverse of 121539247 is 742935121
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-one million five hundred thirty-nine thousand two hundred forty-seven
Scientific notation
1.21539247 × 10^8
Engineering notation
1.21539247 × 10^6
Prime Factorization
173 × 702539
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121539247
Product of the distinct prime numbers
The prime factorization of 121539247 is 173 × 702539.
Since it has a total of 2 prime factors.
6 , 8 , 36 , 21 , 294 , 1 , 9529 , 9885 , 63383 , 90117 , 613597 , 751243 , 2286334 , 8280834 , 5060008 , 43274397 , 964234210 , 640815606 , 8350746413 , 1096249296
n×2
243078494
n×3
364617741
n×4
486156988
n×5
607696235
n÷2
60769623.5
n÷3
40513082.333333
n÷3
30384811.75
n÷5
24307849.4
n2
14771788561327009
n3
1.7953520585869E+24
n4
2.1820573730055E+32
n5
2.6520561002589E+40
2 √n
11024.483978854
3 √n
495.34241111516
4 √n
104.99754272769
5 √n
41.39456358481
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
-121539246
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 121539247 can be divided by 4 positive divisors.
The sum of these divisors (counting 121539247) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001111101000101010101111
3
Ternary
22110200211111121
4
Quaternary
13033220222233
5
Quinary
222103223442
6
Senary
20021001411
8
Octal
717505257
10
Decimal
121539247
12
Duodecimal
34853267
16
Hexadecimal
73e8aaf
20
Vigesimal
1hjc827
36
Base36
20d0a7
md5
198b3edcdf412ae658845f8cd4b0dddc
sha1
afc225f55e61efcb012e911e41c7d5860d925116
sha256
c664503cc371154e94707c2bd5f9d8ffea3d28cfa1116e253290e7786bc050cb
sha512
db094577aabed534e3c3a4c6dca218ddc9c7e1b223a5fae909bd83af0a5c0ade3113c6abd16ac7b9dc8f1422707a29a834daf32988c413a8b311360e613fc243
ripemd-160
ded3900cae7b4e5891ba050f329510379df777dc
Diameter
243078494
Circumference
763653610.99607
Area
4.6406942424647E+16
Volume
7.5203531171519E+24
Surface area
1.8562776969859E+17
Circumference
763653610.99607
Perimeter
486156988
Area
14771788561327009
Diagonal
171882451.46801
Surface area
88630731367962054
Volume
1.7953520585869E+24
Space diagonal
210512150.91766
Perimeter
364617741
Area
6.3963720767208E+15
Altitude
105256075.45883
Surface area
6.3963720767208E+15
Volume
2.1158426920734E+23
Height
57294150.489338