12921839 is an odd 8-digits composite number following 12921838
and preceding 12921840 . In scientific notation, it is written as 1.2921839 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 10936800 positive integers (up to 12921839) that are relatively prime to 12921839.
12921839 has 16 divisors, whose sum is 15259200
The reverse of 12921839 is 93812921
Previous prime number is 373
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twelve million nine hundred twenty-one thousand eight hundred thirty-nine
Scientific notation
1.2921839 × 10^7
Engineering notation
1.2921839 × 10^6
Prime Factorization
49 × 101 × 373 × 7
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12921839
Product of the distinct prime numbers
The prime factorization of 12921839 is 49 × 101 × 373 × 7.
Since it has a total of 4 prime factors.
8 , 4 , 4 , 62 , 273 , 708 , 3692 , 6450 , 36881 , 52581 , 99247 , 678849 , 4761980 , 7817460 , 8401535 , 73867233 , 653204662 , 542260552 , 9817817756 , 8459949812
n×2
25843678
n×3
38765517
n×4
51687356
n×5
64609195
n÷2
6460919.5
n÷3
4307279.6666667
n÷3
3230459.75
n÷5
2584367.8
n2
166973923141921
n3
2.1576101520383E+21
n4
2.7880291009404E+28
n5
3.6026463169667E+35
2 √n
3594.695953763
3 √n
234.66128356747
4 √n
59.95578332207
5 √n
26.4402078654
1 , 7 , 49 , 101 , 343 , 373 , 707 , 2611 , 4949 , 18277 , 34643 , 37673 , 127939 , 263711 , 1845977 , 12921839
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
-12921838
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 12921839 can be divided by 16 positive divisors.
The sum of these divisors (counting 12921839) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110001010010101111101111
3
Ternary
220022111102122
4
Quaternary
301102233233
5
Quinary
11301444324
6
Senary
1140543155
8
Octal
61225757
10
Decimal
12921839
12
Duodecimal
43b1abb
16
Hexadecimal
c52bef
20
Vigesimal
40f4bj
36
Base36
7oyjz
md5
298cf5f8d72910728cfa144c14e6a1d5
sha1
6f106f8bce316498591076458cf23baf2d07c3e8
sha256
6b4723131ae6c910e58b1d3e802d3b5c205889ad89326b74780b6a8c001ca609
sha512
b271e4e892ba1ba7e3a8d87dacad75bdee91a877a74a8977f85e6c37f4db9b8d3eda5b3e0df1e655cf28332d4bd27668e92c9b9938a5ba57d92c4d3f87585d8f
ripemd-160
77fb522dd2fbd2c74dce4080410c16ef7223a577
Diameter
25843678
Circumference
81190308.94654
Area
5.2456405028373E+14
Volume
9.0377762706056E+21
Surface area
2.0982562011349E+15
Circumference
81190308.94654
Perimeter
51687356
Area
166973923141921
Diagonal
18274239.964602
Surface area
1001843538851526
Volume
2.1576101520383E+21
Space diagonal
22381281.675225
Perimeter
38765517
Area
72301829605227
Altitude
11190640.837613
Surface area
72301829605227
Volume
2.5427679494387E+20
Height
6091413.3215339