121492009 is an odd 9-digits composite number following 121492008
and preceding 121492010 . In scientific notation, it is written as 1.21492009 × 10^8.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 121373140 positive integers (up to 121492009) that are relatively prime to 121492009.
121492009 has 4 divisors, whose sum is 121610880
The reverse of 121492009 is 900294121
Previous prime number is 1031
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred twenty-one million four hundred ninety-two thousand nine
Scientific notation
1.21492009 × 10^8
Engineering notation
1.21492009 × 10^6
Prime Factorization
1031 × 117839
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121492009
Product of the distinct prime numbers
The prime factorization of 121492009 is 1031 × 117839.
Since it has a total of 2 prime factors.
5 , 4 , 35 , 1 , 155 , 963 , 9904 , 3919 , 3301 , 49808 , 646236 , 591180 , 195283 , 2467160 , 37500760 , 50564064 , 198066309 , 769770871 , 1952809111 , 9731088255
n×2
242984018
n×3
364476027
n×4
485968036
n×5
607460045
n÷2
60746004.5
n÷3
40497336.333333
n÷3
30373002.25
n÷5
24298401.8
n2
14760308250856081
n3
1.7932595028558E+24
n4
2.1786669966029E+32
n5
2.6469063035928E+40
2 √n
11022.341357443
3 √n
495.27822878311
4 √n
104.98733903401
5 √n
41.391345364341
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
-121492008
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 121492009 can be divided by 4 positive divisors.
The sum of these divisors (counting 121492009) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001111011101001000101001
3
Ternary
22110121102201001
4
Quaternary
13033131020221
5
Quinary
222100221014
6
Senary
20015555001
8
Octal
717351051
10
Decimal
121492009
12
Duodecimal
3482ba61
16
Hexadecimal
73dd229
20
Vigesimal
1hj6a09
36
Base36
20bzu1
md5
fa4aff845c24806211ea340c36062172
sha1
e64ae2ec70d0d60285a47d511d67eb3143bed5d7
sha256
b4817d76b7ee9bf3f5029d2d7071fafea027b626ea00c9f7a7f791660dce79bd
sha512
5a9fc0c3e5c597072d4e8ad8c926db65b83748e8abe06b7bcab00fce35fdb173535d1f88a74cf543de34e527f7b0e5c0437ce0c9304e151aeade342510a9b85f
ripemd-160
e67c1b78e1636b0722880dd60f8d2c799a9f99e8
Diameter
242984018
Circumference
763356805.88853
Area
4.637087596561E+16
Volume
7.5115878402024E+24
Surface area
1.8548350386244E+17
Circumference
763356805.88853
Perimeter
485968036
Area
14760308250856081
Diagonal
171815646.84775
Surface area
88561849505136486
Volume
1.7932595028558E+24
Space diagonal
210430332.30162
Perimeter
364476027
Area
6.3914009564652E+15
Altitude
105215166.15081
Surface area
6.3914009564652E+15
Volume
2.1133765914942E+23
Height
57271882.282585