121938863 is an odd 9-digits composite number following 121938862
and preceding 121938864 . In scientific notation, it is written as 1.21938863 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 121319688 positive integers (up to 121938863) that are relatively prime to 121938863.
121938863 has 4 divisors, whose sum is 122558040
The reverse of 121938863 is 368839121
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-one million nine hundred thirty-eight thousand eight hundred sixty-three
Scientific notation
1.21938863 × 10^8
Engineering notation
1.21938863 × 10^6
Prime Factorization
197 × 618979
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121938863
Product of the distinct prime numbers
The prime factorization of 121938863 is 197 × 618979.
Since it has a total of 2 prime factors.
3 , 7 , 19 , 73 , 531 , 117 , 554 , 3435 , 95929 , 4705 , 758250 , 944124 , 3602479 , 9907494 , 12511143 , 20384090 , 429167989 , 270365844 , 8003096283 , 8518431695
n×2
243877726
n×3
365816589
n×4
487755452
n×5
609694315
n÷2
60969431.5
n÷3
40646287.666667
n÷3
30484715.75
n÷5
24387772.6
n2
14869086309732769
n3
1.8131194784577E+24
n4
2.2108972768628E+32
n5
2.6959430015045E+40
2 √n
11042.593128428
3 √n
495.88470563142
4 √n
105.083743407
5 √n
41.421748576454
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
-121938862
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 121938863 can be divided by 4 positive divisors.
The sum of these divisors (counting 121938863) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010001001010001110101111
3
Ternary
22111110010200012
4
Quaternary
13101022032233
5
Quinary
222204020423
6
Senary
20033323435
8
Octal
721121657
10
Decimal
121938863
12
Duodecimal
34a0657b
16
Hexadecimal
744a3af
20
Vigesimal
1i22733
36
Base36
20lkmn
md5
d83113d36fbc7dfbcd02cf2b7960d877
sha1
e3895248faddfc81588dab70f4c27a1942ea735f
sha256
12c3805dd5bab02056ff4fec947d9825dc1f978680bdc0223267802d18c22692
sha512
d069f45b866c50de41a8c27648733f7e35e080be75d556d18b4b32dae8abdce3bf5d57da04220b7201f02114c3641cc22434b1bea9fe722033a51dd9d040104e
ripemd-160
44ce7cac955c5c6b64047a0c80504500bd7005c5
Diameter
243877726
Circumference
766164472.37578
Area
4.6712612316249E+16
Volume
7.5947771114709E+24
Surface area
1.86850449265E+17
Circumference
766164472.37578
Perimeter
487755452
Area
14869086309732769
Diagonal
172447593.83495
Surface area
89214517858396614
Volume
1.8131194784577E+24
Space diagonal
211204306.13318
Perimeter
365816589
Area
6.438503237646E+15
Altitude
105602153.06659
Surface area
6.438503237646E+15
Volume
2.1367817971981E+23
Height
57482531.278318