12978315 is an odd 8-digits composite number following 12978314
and preceding 12978316 . In scientific notation, it is written as 1.2978315 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 5932800 positive integers (up to 12978315) that are relatively prime to 12978315.
12978315 has 8 divisors, whose sum is 15162336
The reverse of 12978315 is 51387921
Previous prime number is 45
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twelve million nine hundred seventy-eight thousand three hundred fifteen
Scientific notation
1.2978315 × 10^7
Engineering notation
1.2978315 × 10^6
Prime Factorization
7 × 45 × 41201
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12978315
Product of the distinct prime numbers
The prime factorization of 12978315 is 7 × 45 × 41201.
Since it has a total of 3 prime factors.
1 , 9 , 13 , 21 , 480 , 228 , 8294 , 161 , 60634 , 92741 , 597596 , 588503 , 1690412 , 9837726 , 46243498 , 66842518 , 269291299 , 790019645 , 1066436440 , 6069490791
n×2
25956630
n×3
38934945
n×4
51913260
n×5
64891575
n÷2
6489157.5
n÷3
4326105
n÷3
3244578.75
n÷5
2595663
n2
168436660239225
n3
2.1860240341326E+21
n4
2.8370908512544E+28
n5
3.6820658751198E+35
2 √n
3602.5428519311
3 √n
235.00265577201
4 √n
60.021186692127
5 √n
26.463279403067
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
-12978314
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 12978315 can be divided by 8 positive divisors.
The sum of these divisors (counting 12978315) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001100000100010001011
3
Ternary
220102100220100
4
Quaternary
301200202023
5
Quinary
11310301230
6
Senary
1142100443
8
Octal
61404213
10
Decimal
12978315
12
Duodecimal
441a723
16
Hexadecimal
c6088b
20
Vigesimal
4125ff
36
Base36
7q64r
md5
281b4184f8b08982d8175f00940b8698
sha1
321ff3f9621a2a844e602f4fd4386f1d778a7eed
sha256
29fd392be0754776985fbe696d9caa963b971da4704179711d27dcbd23f04f73
sha512
2daf615e54693059073bf793136c4634b01e618b47cd63560687f9a77498c82a9ac023761c153058fddd7859b602dd62989687120fecf0ec3d3bafb01012ba64
ripemd-160
bea5dd4830ac7adb3ec4adc2363bfb911743837d
Diameter
25956630
Circumference
81545158.119948
Area
5.2915937440275E+14
Volume
9.1567960616024E+21
Surface area
2.116637497611E+15
Circumference
81545158.119948
Perimeter
51913260
Area
168436660239225
Diagonal
18354109.08975
Surface area
1010619961435350
Volume
2.1860240341326E+21
Space diagonal
22479100.976633
Perimeter
38934945
Area
72935213347889
Altitude
11239550.488317
Surface area
72935213347889
Volume
2.5762540306199E+20
Height
6118036.3632501