12921685 is an odd 8-digits composite number following 12921684
and preceding 12921686 . In scientific notation, it is written as 1.2921685 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 8860560 positive integers (up to 12921685) that are relatively prime to 12921685.
12921685 has 4 divisors, whose sum is 13290912
The reverse of 12921685 is 58612921
Previous prime number is 35
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million nine hundred twenty-one thousand six hundred eighty-five
Scientific notation
1.2921685 × 10^7
Engineering notation
1.2921685 × 10^6
Prime Factorization
35 × 369191
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12921685
Product of the distinct prime numbers
The prime factorization of 12921685 is 35 × 369191.
Since it has a total of 2 prime factors.
5 , 3 , 5 , 25 , 168 , 126 , 7046 , 9240 , 27349 , 62146 , 623869 , 634827 , 6336078 , 7638451 , 34579803 , 45906565 , 232243418 , 387179892 , 1014627585 , 5776346896
n×2
25843370
n×3
38765055
n×4
51686740
n×5
64608425
n÷2
6460842.5
n÷3
4307228.3333333
n÷3
3230421.25
n÷5
2584337
n2
166969943239225
n3
2.1575330110051E+21
n4
2.787896194531E+28
n5
3.6024316438428E+35
2 √n
3594.6745332505
3 √n
234.66035134771
4 √n
59.955604685889
5 √n
26.440144843234
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
-12921684
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 12921685 can be divided by 4 positive divisors.
The sum of these divisors (counting 12921685) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001010010101101010101
3
Ternary
220022111012221
4
Quaternary
301102231111
5
Quinary
11301443220
6
Senary
1140542341
8
Octal
61225525
10
Decimal
12921685
12
Duodecimal
43b19b1
16
Hexadecimal
c52b55
20
Vigesimal
40f445
36
Base36
7oyfp
md5
5460814412b8ba753db4362354fbbc56
sha1
cea5ba464ce850890edd113f6014c5cb0b7c62fa
sha256
7fe92dc23acc81f2976587652b98d0ca5d424b8f4a85d05d39d1554903b1d434
sha512
6fcb2eddc6dee6887b9a46aa8a45fff634dbe84fc247d7c40e3ec2f36bb7a0fc33835cf4a692ad05394dbe5deb71dedfb7fcc87a9fc300be15117e6a38f0afb6
ripemd-160
75b051fc12e79c5e03fad925d0297c0eb27e5e5f
Diameter
25843370
Circumference
81189341.336003
Area
5.2455154705065E+14
Volume
9.0374531430016E+21
Surface area
2.0982061882026E+15
Circumference
81189341.336003
Perimeter
51686740
Area
166969943239225
Diagonal
18274022.175713
Surface area
1001819659435350
Volume
2.1575330110051E+21
Space diagonal
22381014.939401
Perimeter
38765055
Area
72300106256807
Altitude
11190507.4697
Surface area
72300106256807
Volume
2.5426770378593E+20
Height
6091340.7252377