12842978 is an even 8-digits composite number following 12842977
and preceding 12842979 . In scientific notation, it is written as 1.2842978 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 6372340 positive integers (up to 12842978) that are relatively prime to 12842978.
12842978 has 8 divisors, whose sum is 19411920
The reverse of 12842978 is 87924821
Previous prime number is 131
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
twelve million eight hundred forty-two thousand nine hundred seventy-eight
Scientific notation
1.2842978 × 10^7
Engineering notation
1.2842978 × 10^6
Prime Factorization
2 × 131 × 49019
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12842978
Product of the distinct prime numbers
The prime factorization of 12842978 is 2 × 131 × 49019.
Since it has a total of 3 prime factors.
10 , 10 , 99 , 3 , 66 , 850 , 9379 , 1737 , 79478 , 16183 , 994102 , 316824 , 3824177 , 7369527 , 47919911 , 37326987 , 459705375 , 970347727 , 5102631184 , 38266940
n×2
25685956
n×3
38528934
n×4
51371912
n×5
64214890
n÷2
6421489
n÷3
4280992.6666667
n÷3
3210744.5
n÷5
2568595.6
n2
164942083908484
n3
2.1183475549108E+21
n4
2.7205891044073E+28
n5
3.4940466014943E+35
2 √n
3583.7100887209
3 √n
234.18293581883
4 √n
59.8640968254
5 √n
26.407856277724
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
-12842977
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 12842978 can be divided by 8 positive divisors.
The sum of these divisors (counting 12842978) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000111111011111100010
3
Ternary
220011111020212
4
Quaternary
300333133202
5
Quinary
11241433403
6
Senary
1135134122
8
Octal
60773742
10
Decimal
12842978
12
Duodecimal
4374342
16
Hexadecimal
c3f7e2
20
Vigesimal
40578i
36
Base36
7n9pe
md5
9882aac2fa223b62670271a3a3f2515e
sha1
3b89c5f5b92c692c0b0f33247bc066bbe35a77b0
sha256
d9876da1f8192d6a587586019b32fb08b96de48ec3704371c007de347a975187
sha512
9e542b90cfda4cc691f5641f0f6bc29aafebb10844e59ad8de2814d4680bd22ddadbde93f4cd73f15d309f1903c47e1f52c2fafd38b5684b7a8b6cc2c1f0348f
ripemd-160
b99406cb09576d2f4578660d54ea95fbae0eac15
Diameter
25685956
Circumference
80694810.670031
Area
5.1818083907468E+14
Volume
8.8733134883436E+21
Surface area
2.0727233562987E+15
Circumference
80694810.670031
Perimeter
51371912
Area
164942083908484
Diagonal
18162713.668859
Surface area
989652503450904
Volume
2.1183475549108E+21
Space diagonal
22244690.416489
Perimeter
38528934
Area
71422017408946
Altitude
11122345.208245
Surface area
71422017408946
Volume
2.496496534979E+20
Height
6054237.8896198