12947868 is an even 8-digits composite number following 12947867
and preceding 12947869 . In scientific notation, it is written as 1.2947868 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 4315944 positive integers (up to 12947868) that are relatively prime to 12947868.
12947868 has 12 divisors, whose sum is 25176480
The reverse of 12947868 is 86874921
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
twelve million nine hundred forty-seven thousand eight hundred sixty-eight
Scientific notation
1.2947868 × 10^7
Engineering notation
1.2947868 × 10^6
Prime Factorization
2 × 2 × 9 × 359663
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6473934
Product of the distinct prime numbers
The prime factorization of 12947868 is 2 × 2 × 9 × 359663.
Since it has a total of 4 prime factors.
2 , 8 , 75 , 5 , 586 , 966 , 2978 , 2964 , 56320 , 65422 , 722381 , 793465 , 5931920 , 2258208 , 55684011 , 85652804 , 513813085 , 802334525 , 9739875260 , 3367065362
n×2
25895736
n×3
38843604
n×4
51791472
n×5
64739340
n÷2
6473934
n÷3
4315956
n÷3
3236967
n÷5
2589573.6
n2
167647285745424
n3
2.17067492639E+21
n4
2.8105612417808E+28
n5
3.6390775964494E+35
2 √n
3598.3146054785
3 √n
234.81874056552
4 √n
59.98595340143
5 √n
26.450851216118
1 , 2 , 4 , 9 , 18 , 36 , 359663 , 719326 , 1438652 , 3236967 , 6473934 , 12947868
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12947867
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12947868 can be divided by 12 positive divisors.
The sum of these divisors (counting 12947868) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001011001000110011100
3
Ternary
220100211010200
4
Quaternary
301121012130
5
Quinary
11303312433
6
Senary
1141303500
8
Octal
61310634
10
Decimal
12947868
12
Duodecimal
4404b90
16
Hexadecimal
c5919c
20
Vigesimal
40i9d8
36
Base36
7pin0
md5
16804b20bd8963bb0eae89774d30fa93
sha1
99e66828713ce61df259341cf793788c94227dae
sha256
3f168df80c2473223bc1533586b182e3fb70abd2efebc2e4e753fd19fae966df
sha512
4cfb5f5d5a03337468650b0239f4dcce31bd9975da6af26096453d179bc9796eab140803dfa19acebf593885ed913cc311f53a92178667722abb7aec528cf507
ripemd-160
87d707e0db024eabdc77cab969eb61661cd925ec
Diameter
25895736
Circumference
81353853.976901
Area
5.2667948129209E+14
Volume
9.092501869438E+21
Surface area
2.1067179251684E+15
Circumference
81353853.976901
Perimeter
51791472
Area
167647285745424
Diagonal
18311050.529417
Surface area
1005883714472544
Volume
2.17067492639E+21
Space diagonal
22426365.225695
Perimeter
38843604
Area
72593404165523
Altitude
11213182.612848
Surface area
72593404165523
Volume
2.55816493367E+20
Height
6103683.5098055