121505489 is an odd 9-digits composite number following 121505488
and preceding 121505490 . In scientific notation, it is written as 1.21505489 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 104147556 positive integers (up to 121505489) that are relatively prime to 121505489.
121505489 has 4 divisors, whose sum is 138863424
The reverse of 121505489 is 984505121
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-one million five hundred five thousand four hundred eighty-nine
Scientific notation
1.21505489 × 10^8
Engineering notation
1.21505489 × 10^6
Prime Factorization
7 × 17357927
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121505489
Product of the distinct prime numbers
The prime factorization of 121505489 is 7 × 17357927.
Since it has a total of 2 prime factors.
3 , 5 , 13 , 70 , 948 , 838 , 6487 , 797 , 65214 , 93299 , 533037 , 595498 , 2754386 , 6728653 , 24871365 , 66700518 , 357543496 , 747071069 , 9365149992 , 8205143316
n×2
243010978
n×3
364516467
n×4
486021956
n×5
607527445
n÷2
60752744.5
n÷3
40501829.666667
n÷3
30376372.25
n÷5
24301097.8
n2
14763583857129121
n3
1.793856475953E+24
n4
2.1796340830648E+32
n5
2.6483750510386E+40
2 √n
11022.952825809
3 √n
495.29654577277
4 √n
104.99025109889
5 √n
41.392263828985
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
-121505488
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 121505489 can be divided by 4 positive divisors.
The sum of these divisors (counting 121505489) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001111100000011011010001
3
Ternary
22110122010012022
4
Quaternary
13033200123101
5
Quinary
222101133424
6
Senary
20020141225
8
Octal
717403321
10
Decimal
121505489
12
Duodecimal
34837815
16
Hexadecimal
73e06d1
20
Vigesimal
1hj83e9
36
Base36
20ca8h
md5
43de90a03d704b8b4f89f9b94594d106
sha1
054c73db9111f3cff9d9f3395edf6e61edc8279e
sha256
4cbe7f726aeac2ae4e6c4ca28c1f02be4c4205b6556e273b2cbe4c7d6fa0dd14
sha512
3b7559f136ffac662f6fab5e22d8a25abdaa6f78b5b4610b75f562e7bd8cd27869503930f93a2ba20dfd80269a7f00abf2bf22c0979e92814816dd9b6343da4b
ripemd-160
bfa1a07beda18e15087df7fc4532b8a67b787176
Diameter
243010978
Circumference
763441503.22647
Area
4.6381166586214E+16
Volume
7.5140884352645E+24
Surface area
1.8552466634485E+17
Circumference
763441503.22647
Perimeter
486021956
Area
14763583857129121
Diagonal
171834710.44657
Surface area
88581503142774726
Volume
1.793856475953E+24
Space diagonal
210453680.3465
Perimeter
364516467
Area
6.3928193355878E+15
Altitude
105226840.17325
Surface area
6.3928193355878E+15
Volume
2.1140801310363E+23
Height
57278236.815525