121492561 is an odd 9-digits composite number following 121492560
and preceding 121492562 . In scientific notation, it is written as 1.21492561 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 121453552 positive integers (up to 121492561) that are relatively prime to 121492561.
121492561 has 4 divisors, whose sum is 121531572
The reverse of 121492561 is 165294121
Previous prime number is 3413
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred twenty-one million four hundred ninety-two thousand five hundred sixty-one
Scientific notation
1.21492561 × 10^8
Engineering notation
1.21492561 × 10^6
Prime Factorization
3413 × 35597
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121492561
Product of the distinct prime numbers
The prime factorization of 121492561 is 3413 × 35597.
Since it has a total of 2 prime factors.
6 , 10 , 88 , 76 , 126 , 139 , 7422 , 3864 , 78711 , 64687 , 695782 , 462802 , 7032741 , 6353393 , 37196306 , 99733300 , 103102353 , 826379723 , 2995756293 , 7790795184
n×2
242985122
n×3
364477683
n×4
485970244
n×5
607462805
n÷2
60746280.5
n÷3
40497520.333333
n÷3
30373140.25
n÷5
24298512.2
n2
14760442378338721
n3
1.7932839460373E+24
n4
2.1787065920426E+32
n5
2.6469664353483E+40
2 √n
11022.366397467
3 √n
495.27897888229
4 √n
104.98745828653
5 √n
41.39138297666
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
-121492560
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 121492561 can be divided by 4 positive divisors.
The sum of these divisors (counting 121492561) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001111011101010001010001
3
Ternary
22110121110110111
4
Quaternary
13033131101101
5
Quinary
222100230221
6
Senary
20020001321
8
Octal
717352121
10
Decimal
121492561
12
Duodecimal
34830241
16
Hexadecimal
73dd451
20
Vigesimal
1hj6b81
36
Base36
20c09d
md5
3c47e8c044ba8b409ea385c68f1dcfd8
sha1
3a947a890797a497ef26ac5318a24d4a0efc81ca
sha256
88af3bb0392244e4167934b8b2941de0c2064414c2bfaf0c6eb1d484f3377349
sha512
ff21873a7cf9e1391e32ae0f54cb231b1f0b0ca34df74d5b02ac66fe17c4c5abe7092f17bc7538084f7c9fd2bc5ca17a97405ec72e0d25c5bc9ead9dbf28b042
ripemd-160
18a0aa92eee396d53e2c7c38ec7814c0dfa29128
Diameter
242985122
Circumference
763360274.20682
Area
4.6371297339524E+16
Volume
7.5116902275617E+24
Surface area
1.854851893581E+17
Circumference
763360274.20682
Perimeter
485970244
Area
14760442378338721
Diagonal
171816427.49364
Surface area
88562654270032326
Volume
1.7932839460373E+24
Space diagonal
210431288.39366
Perimeter
364477683
Area
6.3914590353689E+15
Altitude
105215644.19683
Surface area
6.3914590353689E+15
Volume
2.1134053980599E+23
Height
57272142.49788