121497131 is an odd 9-digits composite number following 121497130
and preceding 121497132 . In scientific notation, it is written as 1.21497131 × 10^8.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 103883328 positive integers (up to 121497131) that are relatively prime to 121497131.
121497131 has 8 divisors, whose sum is 139196640
The reverse of 121497131 is 131794121
Previous prime number is 409
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred twenty-one million four hundred ninety-seven thousand one hundred thirty-one
Scientific notation
1.21497131 × 10^8
Engineering notation
1.21497131 × 10^6
Prime Factorization
7 × 409 × 42437
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121497131
Product of the distinct prime numbers
The prime factorization of 121497131 is 7 × 409 × 42437.
Since it has a total of 3 prime factors.
2 , 8 , 90 , 54 , 224 , 348 , 223 , 3361 , 60622 , 21446 , 250940 , 870345 , 6952782 , 7366685 , 25642782 , 18218223 , 989125485 , 628563404 , 9188796217 , 6714912500
n×2
242994262
n×3
364491393
n×4
485988524
n×5
607485655
n÷2
60748565.5
n÷3
40499043.666667
n÷3
30374282.75
n÷5
24299426.2
n2
14761552841231161
n3
1.7934863193145E+24
n4
2.1790344228446E+32
n5
2.6474643072586E+40
2 √n
11022.573701273
3 √n
495.28518885525
4 √n
104.9884455608
5 √n
41.391694363254
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
-121497130
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 121497131 can be divided by 8 positive divisors.
The sum of these divisors (counting 121497131) is 1, the average is 0.125.
Base
System
Value
2
Binary
111001111011110011000101011
3
Ternary
22110121200201202
4
Quaternary
13033132120223
5
Quinary
222100402011
6
Senary
20020034415
8
Octal
717363053
10
Decimal
121497131
12
Duodecimal
34832a0b
16
Hexadecimal
73de62b
20
Vigesimal
1hj72gb
36
Base36
20c3sb
md5
25e37722c4df0bc89e0d9b4cb9e164b3
sha1
ec54795e9fa1d3559e00577cde724aaf4dadef04
sha256
017c02ab7e82200a079dd8f377f20974938a33ee4a6b49081ceb01f6c296b200
sha512
aa9b7e15fae02c3bd10628b1a1a58d8f75b17640aabde74aa49c4671121c27a9bb214f5680480e7535e1948558c36237e740b5cc26c8a1e2c372ffad46d00bb8
ripemd-160
a7da48a32132caf9237c5898565c44c591237dc7
Diameter
242994262
Circumference
763388988.36367
Area
4.6374785961589E+16
Volume
7.5125379267629E+24
Surface area
1.8549914384636E+17
Circumference
763388988.36367
Perimeter
485988524
Area
14761552841231161
Diagonal
171822890.44962
Surface area
88569317047386966
Volume
1.7934863193145E+24
Space diagonal
210439203.86585
Perimeter
364491393
Area
6.3919398799063E+15
Altitude
105219601.93293
Surface area
6.3919398799063E+15
Volume
2.1136438972543E+23
Height
57274296.81654