121241915 is an odd 9-digits composite number following 121241914
and preceding 121241916 . In scientific notation, it is written as 1.21241915 × 10^8.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 95635200 positive integers (up to 121241915) that are relatively prime to 121241915.
121241915 has 16 divisors, whose sum is 147540960
The reverse of 121241915 is 519142121
Previous prime number is 409
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 26
Digital Root 8
Name
one hundred twenty-one million two hundred forty-one thousand nine hundred fifteen
Scientific notation
1.21241915 × 10^8
Engineering notation
1.21241915 × 10^6
Prime Factorization
5 × 101 × 409 × 587
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121241915
Product of the distinct prime numbers
The prime factorization of 121241915 is 5 × 101 × 409 × 587.
Since it has a total of 4 prime factors.
4 , 1 , 3 , 56 , 59 , 206 , 9049 , 215 , 9304 , 74881 , 860228 , 833233 , 4467806 , 6611457 , 52291444 , 73572335 , 974811484 , 257220115 , 3186988425 , 5733898262
n×2
242483830
n×3
363725745
n×4
484967660
n×5
606209575
n÷2
60620957.5
n÷3
40413971.666667
n÷3
30310478.75
n÷5
24248383
n2
14699601952867225
n3
1.7822078905034E+24
n4
2.1607829757274E+32
n5
2.6197746587659E+40
2 √n
11010.990645714
3 √n
494.93814824224
4 √n
104.93326758333
5 √n
41.374290314449
1 , 5 , 101 , 409 , 505 , 587 , 2045 , 2935 , 41309 , 59287 , 206545 , 240083 , 296435 , 1200415 , 24248383 , 121241915
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121241914
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121241915 can be divided by 16 positive divisors.
The sum of these divisors (counting 121241915) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111001110100000000100111011
3
Ternary
22110010201122022
4
Quaternary
13032200010323
5
Quinary
222014220130
6
Senary
20010345055
8
Octal
716400473
10
Decimal
121241915
12
Duodecimal
3472b18b
16
Hexadecimal
73a013b
20
Vigesimal
1hhf4ff
36
Base36
206muz
md5
c1e540dfd18aaeaf3ae3ab9e37fa1543
sha1
1e6d59f32ba28ed91092f51e64bc76ef32e3fe9a
sha256
3df2541a2380fed1d53508cc7c58229f3c93d20526608eed5c825a378863ffa9
sha512
489208f67e3ba62d9f2a6f803ef20a86ff34549e6603fd56fafeefcb517ad0e1e47a624bb0aafe6fb090f8e3fff2f6d7a513cbc63c4acd18c6bfdb942cd0bfb8
ripemd-160
c98de0cd2bf9ac248895a81d9970ce3371fe2112
Diameter
242483830
Circumference
761785418.94232
Area
4.6180161505822E+16
Volume
7.4652949546335E+24
Surface area
1.8472064602329E+17
Circumference
761785418.94232
Perimeter
484967660
Area
14699601952867225
Diagonal
171461960.52109
Surface area
88197611717203350
Volume
1.7822078905034E+24
Space diagonal
209997156.78695
Perimeter
363725745
Area
6.3651143583512E+15
Altitude
104998578.39347
Surface area
6.3651143583512E+15
Volume
2.1003521414318E+23
Height
57153986.840362