121837289 is an odd 9-digits composite number following 121837288
and preceding 121837290 . In scientific notation, it is written as 1.21837289 × 10^8.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 102872880 positive integers (up to 121837289) that are relatively prime to 121837289.
121837289 has 8 divisors, whose sum is 141321408
The reverse of 121837289 is 982738121
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-one million eight hundred thirty-seven thousand two hundred eighty-nine
Scientific notation
1.21837289 × 10^8
Engineering notation
1.21837289 × 10^6
Prime Factorization
7 × 67 × 259781
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121837289
Product of the distinct prime numbers
The prime factorization of 121837289 is 7 × 67 × 259781.
Since it has a total of 3 prime factors.
10 , 9 , 58 , 43 , 647 , 535 , 7731 , 7860 , 5337 , 66464 , 618100 , 659039 , 1471105 , 3112581 , 75860507 , 44545044 , 32224233 , 851045418 , 2385325645 , 556882309
n×2
243674578
n×3
365511867
n×4
487349156
n×5
609186445
n÷2
60918644.5
n÷3
40612429.666667
n÷3
30459322.25
n÷5
24367457.8
n2
14844324990869521
n3
1.8085923139225E+24
n4
2.2035398443455E+32
n5
2.6847332083854E+40
2 √n
11037.992978798
3 √n
495.7469781835
4 √n
105.06185310948
5 √n
41.414845485562
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
-121837288
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 121837289 can be divided by 8 positive divisors.
The sum of these divisors (counting 121837289) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010000110001011011101001
3
Ternary
22111020222100012
4
Quaternary
13100301123221
5
Quinary
222142243124
6
Senary
20031221305
8
Octal
720613351
10
Decimal
121837289
12
Duodecimal
34977835
16
Hexadecimal
74316e9
20
Vigesimal
1i19d49
36
Base36
20je95
md5
3c8399afb06a52649158aa32db828cf8
sha1
336a0f94c5ae33a2f9cb145c6f5e84c9a015132b
sha256
40ad105c0a5c753ca017d812ec651918e1717fd7d3d95274da483a8f4e24d7fd
sha512
029ca8e70fc2d8fe86c3d9c0526513e28f24f7e9b1738daf5f468aaebdfeed17a54bf6466eb8d1fb2794ce512bb076b03db432c3c47e7d015e547aabe8bddfb6
ripemd-160
095cf60ad3d6d3599366e7d11d2f97256521120a
Diameter
243674578
Circumference
765526264.11139
Area
4.6634822338815E+16
Volume
7.5758137690105E+24
Surface area
1.8653928935526E+17
Circumference
765526264.11139
Perimeter
487349156
Area
14844324990869521
Diagonal
172303946.50657
Surface area
89065949945217126
Volume
1.8085923139225E+24
Space diagonal
211028374.80445
Perimeter
365511867
Area
6.4277812720626E+15
Altitude
105514187.40223
Surface area
6.4277812720626E+15
Volume
2.1314464826274E+23
Height
57434648.835523