12121509 is an odd 8-digits composite number following 12121508
and preceding 12121510 . In scientific notation, it is written as 1.2121509 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 8071920 positive integers (up to 12121509) that are relatively prime to 12121509.
12121509 has 8 divisors, whose sum is 16180192
The reverse of 12121509 is 90512121
Previous prime number is 1213
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twelve million one hundred twenty-one thousand five hundred nine
Scientific notation
1.2121509 × 10^7
Engineering notation
1.2121509 × 10^6
Prime Factorization
3 × 1213 × 3331
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12121509
Product of the distinct prime numbers
The prime factorization of 12121509 is 3 × 1213 × 3331.
Since it has a total of 3 prime factors.
5 , 1 , 5 , 18 , 656 , 573 , 6505 , 8537 , 24600 , 29510 , 563797 , 672085 , 5443853 , 1312374 , 91127366 , 64976822 , 737889362 , 688949770 , 643396839 , 5932775012
n×2
24243018
n×3
36364527
n×4
48486036
n×5
60607545
n÷2
6060754.5
n÷3
4040503
n÷3
3030377.25
n÷5
2424301.8
n2
146930980437081
n3
1.7810252017469E+21
n4
2.1588713012202E+28
n5
2.6168777907582E+35
2 √n
3481.5957548228
3 √n
229.71299424545
4 √n
59.005048553685
5 √n
26.104257070068
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
-12121508
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 12121509 can be divided by 8 positive divisors.
The sum of these divisors (counting 12121509) is 1, the average is 0.125.
Base
System
Value
2
Binary
101110001111010110100101
3
Ternary
211210211120210
4
Quaternary
232033112211
5
Quinary
11100342014
6
Senary
1111450033
8
Octal
56172645
10
Decimal
12121509
12
Duodecimal
4086919
16
Hexadecimal
b8f5a5
20
Vigesimal
3ff3f9
36
Base36
77t0l
md5
6fa20e462b8d2c5e25ba8ac5c7e7c3d5
sha1
cca3b9a9683791d768195675956b22b902b4e1b5
sha256
7b15cab0fcd3367d7487dd0488e780447d8332486093f21ed99ad2a8bedc03e0
sha512
70936658bfbe71e6fcf9a35d436d4a60330ff5c63f45de321037e9a53bd1218df768d74e16dd850b4f39e50c9fd3ab8258f8f38816dcb91351298534db1350ca
ripemd-160
2bbbd896a2ab3def56b71057cb9a19032aeeed34
Diameter
24243018
Circumference
76161687.249645
Area
4.6159728872588E+14
Volume
7.4603409195551E+21
Surface area
1.8463891549035E+15
Circumference
76161687.249645
Perimeter
48486036
Area
146930980437081
Diagonal
17142402.424228
Surface area
881585882622486
Volume
1.7810252017469E+21
Space diagonal
20995069.452403
Perimeter
36364527
Area
63622980830733
Altitude
10497534.726202
Surface area
63622980830733
Volume
2.0989583293656E+20
Height
5714134.1414092