121445869 is an odd 9-digits composite number following 121445868
and preceding 121445870 . In scientific notation, it is written as 1.21445869 × 10^8.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 121409020 positive integers (up to 121445869) that are relatively prime to 121445869.
121445869 has 4 divisors, whose sum is 121482720
The reverse of 121445869 is 968544121
Previous prime number is 3659
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-one million four hundred forty-five thousand eight hundred sixty-nine
Scientific notation
1.21445869 × 10^8
Engineering notation
1.21445869 × 10^6
Prime Factorization
3659 × 33191
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121445869
Product of the distinct prime numbers
The prime factorization of 121445869 is 3659 × 33191.
Since it has a total of 2 prime factors.
7 , 3 , 44 , 75 , 653 , 501 , 1068 , 232 , 4050 , 11230 , 550914 , 400583 , 6282646 , 9775585 , 56860851 , 71683177 , 553690128 , 530948977 , 9862398870 , 7574560488
n×2
242891738
n×3
364337607
n×4
485783476
n×5
607229345
n÷2
60722934.5
n÷3
40481956.333333
n÷3
30361467.25
n÷5
24289173.8
n2
14749099097165161
n3
1.7912171568223E+24
n4
2.17535924178E+32
n5
2.6418839350515E+40
2 √n
11020.248136952
3 √n
495.21552224192
4 √n
104.977369642
5 √n
41.388200981633
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
-121445868
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 121445869 can be divided by 4 positive divisors.
The sum of these divisors (counting 121445869) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001111010001110111101101
3
Ternary
22110112002102011
4
Quaternary
13033101313231
5
Quinary
222042231434
6
Senary
20015001221
8
Octal
717216755
10
Decimal
121445869
12
Duodecimal
34809211
16
Hexadecimal
73d1ded
20
Vigesimal
1hj0ed9
36
Base36
20b08d
md5
c4ec53dd593bb23c6a8e4182f5d396b7
sha1
980ea44cdbcaa2c4b281ac7ad9af4e39f73c388b
sha256
92423b0652fec4ebf5a7f4d31b97e938693d9c1c4b688ec5a0fecaf4c66c86a7
sha512
984ba164fff4908f1eeab068872e13175be3f3b8754ead868ffe55934acaac14bab41ba1c64ca68f4859cc7f92b757124c7e03bf8232a4663b253d822b7fe6a2
ripemd-160
22fa078bd613847359f0ca01d7ab04e1db9d2910
Diameter
242891738
Circumference
763066899.71846
Area
4.6335661370722E+16
Volume
7.5030328811427E+24
Surface area
1.8534264548289E+17
Circumference
763066899.71846
Perimeter
485783476
Area
14749099097165161
Diagonal
171750395.03399
Surface area
88494594582990966
Volume
1.7912171568223E+24
Space diagonal
210350415.47735
Perimeter
364337607
Area
6.3865472505396E+15
Altitude
105175207.73868
Surface area
6.3865472505396E+15
Volume
2.1109696636113E+23
Height
57250131.677995