78869646 is an even 8-digits composite number following 78869645
and preceding 78869647 . In scientific notation, it is written as 7.8869646 × 10^7.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 24905880 positive integers (up to 78869646) that are relatively prime to 78869646.
78869646 has 16 divisors, whose sum is 129144960
The reverse of 78869646 is 64696887
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-eight million eight hundred sixty-nine thousand six hundred forty-six
Scientific notation
7.8869646 × 10^7
Engineering notation
7.8869646 × 10^6
Prime Factorization
2 × 27 × 19 × 76871
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78869646
Product of the distinct prime numbers
The prime factorization of 78869646 is 2 × 27 × 19 × 76871.
Since it has a total of 4 prime factors.
2 , 1 , 15 , 40 , 319 , 293 , 4621 , 2492 , 80543 , 28017 , 868210 , 360876 , 7527458 , 2572135 , 37397777 , 94970245 , 930642880 , 759242136 , 4082694670 , 9307216017
n×2
157739292
n×3
236608938
n×4
315478584
n×5
394348230
n÷2
39434823
n÷3
26289882
n÷3
19717411.5
n÷5
15773929.2
n2
6220421060165316
n3
4.9060240698618E+23
n4
3.8693638165748E+31
n5
3.0517535445846E+39
2 √n
8880.8584044562
3 √n
428.8479093122
4 √n
94.238306460039
5 √n
37.964875350779
1 , 2 , 19 , 27 , 38 , 54 , 513 , 1026 , 76871 , 153742 , 1460549 , 2075517 , 2921098 , 4151034 , 39434823 , 78869646
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
-78869645
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 78869646 can be divided by 16 positive divisors.
The sum of these divisors (counting 78869646) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101100110111010010001110
3
Ternary
12111101222211000
4
Quaternary
10230313102032
5
Quinary
130142312041
6
Senary
11454241130
8
Octal
454672216
10
Decimal
78869646
12
Duodecimal
224b61a6
16
Hexadecimal
4b3748e
20
Vigesimal
14cie26
36
Base36
1ayg7i
md5
3e42ea832e0ff2f2cff8fe3cfe1f1d80
sha1
74b6dc088212e886ae544c9e55a50a1b26d22c2a
sha256
37bf0a2235fb42474672dc5750c445843a087d9fff09b8d44164a4c6205ff3bf
sha512
21a94613747be86610ba71818cfb902919a59014a6baccc9b54a69b4739bff5e90bb1708c60f0e1d81f5d60936598a6192250fc4b39094dbf12e755a32d682b6
ripemd-160
8f756b1e4605033c2c077d5e717409f4c566a1c7
Diameter
157739292
Circumference
495552600.92966
Area
1.9542029104851E+16
Volume
2.0550305568284E+24
Surface area
7.8168116419402E+16
Circumference
495552600.92966
Perimeter
315478584
Area
6220421060165316
Diagonal
111538523.03276
Surface area
37322526360991896
Volume
4.9060240698618E+23
Space diagonal
136606234.04697
Perimeter
236608938
Area
2.6935213301694E+15
Altitude
68303117.023486
Surface area
2.6935213301694E+15
Volume
5.7818048141062E+22
Height
37179507.677588