12157439 is an odd 8-digits composite number following 12157438
and preceding 12157440 . In scientific notation, it is written as 1.2157439 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 10365264 positive integers (up to 12157439) that are relatively prime to 12157439.
12157439 has 8 divisors, whose sum is 12471600
The reverse of 12157439 is 93475121
Previous prime number is 227
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twelve million one hundred fifty-seven thousand four hundred thirty-nine
Scientific notation
1.2157439 × 10^7
Engineering notation
1.2157439 × 10^6
Prime Factorization
49 × 227 × 1093
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12157439
Product of the distinct prime numbers
The prime factorization of 12157439 is 49 × 227 × 1093.
Since it has a total of 3 prime factors.
1 , 9 , 15 , 18 , 724 , 783 , 850 , 3147 , 34510 , 28096 , 291811 , 648622 , 3804377 , 2991467 , 35316919 , 77127897 , 507068804 , 863103848 , 9274739902 , 3991328101
n×2
24314878
n×3
36472317
n×4
48629756
n×5
60787195
n÷2
6078719.5
n÷3
4052479.6666667
n÷3
3039359.75
n÷5
2431487.8
n2
147803323038721
n3
1.7969098838405E+21
n4
2.1845822301289E+28
n5
2.6558925203275E+35
2 √n
3486.7519269372
3 √n
229.93973846576
4 √n
59.048725023807
5 √n
26.119714153308
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
-12157438
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 12157439 can be divided by 8 positive divisors.
The sum of these divisors (counting 12157439) is 1, the average is 0.125.
Base
System
Value
2
Binary
101110011000000111111111
3
Ternary
211212122212112
4
Quaternary
232120013333
5
Quinary
11103014224
6
Senary
1112324235
8
Octal
56300777
10
Decimal
12157439
12
Duodecimal
40a367b
16
Hexadecimal
b981ff
20
Vigesimal
3fjdbj
36
Base36
78kqn
md5
e8a805ac613b9648b6ce47fda157eb56
sha1
34c87fbfc6f03d95469fd284b5489a6acfa582c7
sha256
19c395873a521bfb165d2c5621e4974447a5e4611625e6f76d24cd32f1ff796d
sha512
482d4015121406a75319eda3ab3197efd4bde1d5d4525565fb3c583756c106627f0790682b334d0a6002a08947c5aba2def0d4c2712870f7ebdabe84f1b81047
ripemd-160
3b20c136f9365da01be4b764e4ab7283e1fc951e
Diameter
24314878
Circumference
76387442.097732
Area
4.643378338346E+14
Volume
7.5268785203151E+21
Surface area
1.8573513353384E+15
Circumference
76387442.097732
Perimeter
48629756
Area
147803323038721
Diagonal
17193215.117524
Surface area
886819938232326
Volume
1.7969098838405E+21
Space diagonal
21057302.037919
Perimeter
36472317
Area
64000716257645
Altitude
10528651.01896
Surface area
64000716257645
Volume
2.1176786067413E+20
Height
5731071.7058412