12421857 is an odd 8-digits composite number following 12421856
and preceding 12421858 . In scientific notation, it is written as 1.2421857 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 6981120 positive integers (up to 12421857) that are relatively prime to 12421857.
12421857 has 16 divisors, whose sum is 19240832
The reverse of 12421857 is 75812421
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twelve million four hundred twenty-one thousand eight hundred fifty-seven
Scientific notation
1.2421857 × 10^7
Engineering notation
1.2421857 × 10^6
Prime Factorization
3 × 7 × 61 × 9697
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12421857
Product of the distinct prime numbers
The prime factorization of 12421857 is 3 × 7 × 61 × 9697.
Since it has a total of 4 prime factors.
2 , 3 , 23 , 1 , 122 , 93 , 6514 , 4931 , 33877 , 77894 , 263124 , 756987 , 1645267 , 9409937 , 78754048 , 69773064 , 721722062 , 344158967 , 9509976634 , 706921790
n×2
24843714
n×3
37265571
n×4
49687428
n×5
62109285
n÷2
6210928.5
n÷3
4140619
n÷3
3105464.25
n÷5
2484371.4
n2
154302531328449
n3
1.9167239789E+21
n4
2.3809271174367E+28
n5
2.9575536180221E+35
2 √n
3524.4654913901
3 √n
231.59482017761
4 √n
59.367208890011
5 √n
26.232356455899
1 , 3 , 7 , 21 , 61 , 183 , 427 , 1281 , 9697 , 29091 , 67879 , 203637 , 591517 , 1774551 , 4140619 , 12421857
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
-12421856
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 12421857 can be divided by 16 positive divisors.
The sum of these divisors (counting 12421857) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101111011000101011100001
3
Ternary
212101002120210
4
Quaternary
233120223201
5
Quinary
11134444412
6
Senary
1122124333
8
Octal
57305341
10
Decimal
12421857
12
Duodecimal
41b06a9
16
Hexadecimal
bd8ae1
20
Vigesimal
3hcech
36
Base36
7e8rl
md5
e800f7ca00ced7a830fbf48f04e93ed5
sha1
59548e35208015d11ae3476e6a53236c4d859e14
sha256
0013761868c7d3f68f1dbca06724f0568258acc6205e7babdb371d2a8d5871cf
sha512
621ebd08355533668146839d44a09d4e3f2df0c2abf658f97448fa907ec53c031b8f73cb0a35f3868844e3f7970778bf39d02a8a9286ca68480a2a35e01b22f7
ripemd-160
75392e25221331195af8a8467632602c84c5cfca
Diameter
24843714
Circumference
78048829.390286
Area
4.8475569885176E+14
Volume
8.0287546280956E+21
Surface area
1.9390227954071E+15
Circumference
78048829.390286
Perimeter
49687428
Area
154302531328449
Diagonal
17567158.639259
Surface area
925815187970694
Volume
1.9167239789E+21
Space diagonal
21515287.448355
Perimeter
37265571
Area
66814955999341
Altitude
10757643.724178
Surface area
66814955999341
Volume
2.2588808719051E+20
Height
5855719.5464197