121445871 is an odd 9-digits composite number following 121445870
and preceding 121445872 . In scientific notation, it is written as 1.21445871 × 10^8.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 80938200 positive integers (up to 121445871) that are relatively prime to 121445871.
121445871 has 8 divisors, whose sum is 161979264
The reverse of 121445871 is 178544121
Previous prime number is 7351
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred twenty-one million four hundred forty-five thousand eight hundred seventy-one
Scientific notation
1.21445871 × 10^8
Engineering notation
1.21445871 × 10^6
Prime Factorization
3 × 7351 × 5507
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121445871
Product of the distinct prime numbers
The prime factorization of 121445871 is 3 × 7351 × 5507.
Since it has a total of 3 prime factors.
1 , 10 , 24 , 63 , 68 , 366 , 5417 , 8463 , 1961 , 42312 , 876632 , 479235 , 6206935 , 3866972 , 51416633 , 68689001 , 469189507 , 256595234 , 3104659943 , 5078435537
n×2
242891742
n×3
364337613
n×4
485783484
n×5
607229355
n÷2
60722935.5
n÷3
40481957
n÷3
30361467.75
n÷5
24289174.2
n2
14749099582948641
n3
1.7912172453169E+24
n4
2.1753593850774E+32
n5
2.6418841525874E+40
2 √n
11020.248227694
3 √n
495.21552496037
4 √n
104.97737007419
5 √n
41.388201117952
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
-121445870
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 121445871 can be divided by 8 positive divisors.
The sum of these divisors (counting 121445871) is 1, the average is 0.125.
Base
System
Value
2
Binary
111001111010001110111101111
3
Ternary
22110112002102020
4
Quaternary
13033101313233
5
Quinary
222042231441
6
Senary
20015001223
8
Octal
717216757
10
Decimal
121445871
12
Duodecimal
34809213
16
Hexadecimal
73d1def
20
Vigesimal
1hj0edb
36
Base36
20b08f
md5
6179f7585c52305a6b6ccced9bd41f7b
sha1
7b0e1c44e9aa76fa194f85dd2c4b265cb4493e59
sha256
08c49a790f21b47b0817bb07ed71fa0092516be25f749fcefaacb4e5e30ead0d
sha512
cb4f3f41ad91082b6a9de54c9dc294f2a9c7462be7ecfbd780ed71e9dacd934c73311ef55071773c7328bc84c0f6841983d090773ebefb140b602eb0cb57f7e0
ripemd-160
f7f2e1be28e2efda47aeeea372e7d47bc6f203b2
Diameter
242891742
Circumference
763066912.28483
Area
4.6335662896856E+16
Volume
7.503033251828E+24
Surface area
1.8534265158742E+17
Circumference
763066912.28483
Perimeter
485783484
Area
14749099582948641
Diagonal
171750397.86241
Surface area
88494597497691846
Volume
1.7912172453169E+24
Space diagonal
210350418.94146
Perimeter
364337613
Area
6.38654746089E+15
Altitude
105175209.47073
Surface area
6.38654746089E+15
Volume
2.1109697679032E+23
Height
57250132.620804