121138243 is an odd 9-digits composite number following 121138242
and preceding 121138244 . In scientific notation, it is written as 1.21138243 × 10^8.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 108006336 positive integers (up to 121138243) that are relatively prime to 121138243.
121138243 has 8 divisors, whose sum is 127915200
The reverse of 121138243 is 342831121
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred twenty-one million one hundred thirty-eight thousand two hundred forty-three
Scientific notation
1.21138243 × 10^8
Engineering notation
1.21138243 × 10^6
Prime Factorization
323 × 19 × 19739
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121138243
Product of the distinct prime numbers
The prime factorization of 121138243 is 323 × 19 × 19739.
Since it has a total of 3 prime factors.
3 , 1 , 13 , 81 , 659 , 243 , 5500 , 3561 , 31958 , 33662 , 563098 , 494305 , 9560146 , 1440308 , 76388942 , 54298207 , 363285505 , 595803664 , 4697736096 , 7223264842
n×2
242276486
n×3
363414729
n×4
484552972
n×5
605691215
n÷2
60569121.5
n÷3
40379414.333333
n÷3
30284560.75
n÷5
24227648.6
n2
14674473917127049
n3
1.7776399872701E+24
n4
2.1534018474444E+32
n5
2.6085931627237E+40
2 √n
11006.281978943
3 √n
494.79703681283
4 √n
104.91082870201
5 √n
41.367212195826
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
-121138242
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 121138243 can be divided by 8 positive divisors.
The sum of these divisors (counting 121138243) is 1, the average is 0.125.
Base
System
Value
2
Binary
111001110000110110001000011
3
Ternary
22102221110102121
4
Quaternary
13032012301003
5
Quinary
222002410433
6
Senary
20004225111
8
Octal
716066103
10
Decimal
121138243
12
Duodecimal
3469b197
16
Hexadecimal
7386c43
20
Vigesimal
1hh25c3
36
Base36
204ev7
md5
b279226c8032082e399ffba244aba02e
sha1
f7fa8d98a0b6520d9ceaa8e2d6042c0005db888f
sha256
e78074a358d04c5ee509775fbf0d2da189ed5d74993126a42e4770c8b11cfd10
sha512
cd42c6619b2b7ba06ede2a2899bfd2c6b2438fcbfa19bdc11b48182f62e10668398fd352ea780c3cc7d23f41050e5265598dd262612cc27f34a7d0279943eeed
ripemd-160
c3f53ec6a07199030ee8747a1616a3bf66059ea0
Diameter
242276486
Circumference
761134028.55515
Area
4.6101219453341E+16
Volume
7.4461609663136E+24
Surface area
1.8440487781337E+17
Circumference
761134028.55515
Perimeter
484552972
Area
14674473917127049
Diagonal
171315346.17265
Surface area
88046843502762294
Volume
1.7776399872701E+24
Space diagonal
209817591.61562
Perimeter
363414729
Area
6.3542335997021E+15
Altitude
104908795.80781
Surface area
6.3542335997021E+15
Volume
2.0949688158451E+23
Height
57105115.390883