78839688 is an even 8-digits composite number following 78839687
and preceding 78839689 . In scientific notation, it is written as 7.8839688 × 10^7.
The sum of its digits is 57. It has a total of 6 prime factors and 32 positive divisors.
There are 26089728 positive integers (up to 78839688) that are relatively prime to 78839688.
78839688 has 32 divisors, whose sum is 198525600
The reverse of 78839688 is 88693887
Previous prime number is 139
Is Prime? no
Number parity even
Number length 8
Sum of Digits 57
Digital Root 3
Name
seventy-eight million eight hundred thirty-nine thousand six hundred eighty-eight
Scientific notation
7.8839688 × 10^7
Engineering notation
7.8839688 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 139 × 23633
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
19709922
Product of the distinct prime numbers
The prime factorization of 78839688 is 2 × 2 × 2 × 3 × 139 × 23633.
Since it has a total of 6 prime factors.
1 , 6 , 91 , 51 , 976 , 934 , 6508 , 1658 , 85591 , 69594 , 566646 , 60327 , 908357 , 7703689 , 33911009 , 41475472 , 818577501 , 831826488 , 9049987677 , 1205475073
n×2
157679376
n×3
236519064
n×4
315358752
n×5
394198440
n÷2
39419844
n÷3
26279896
n÷3
19709922
n÷5
15767937.6
n2
6215696403937344
n3
4.9004356518914E+23
n4
3.863488178592E+31
n5
3.0459620259188E+39
2 √n
8879.17158298
3 √n
428.79360429404
4 √n
94.229356269583
5 √n
37.96199078203
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 139 , 278 , 417 , 556 , 834 , 1112 , 1668 , 3336 , 23633 , 47266 , 70899 , 94532 , 141798 , 189064 , 283596 , 567192 , 3284987 , 6569974 , 9854961 , 13139948 , 19709922 , 26279896 , 39419844 , 78839688
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78839687
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78839688 can be divided by 32 positive divisors.
The sum of these divisors (counting 78839688) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100101100101111111110001000
3
Ternary
12111100110201110
4
Quaternary
10230233332020
5
Quinary
130140332223
6
Senary
11453450320
8
Octal
454577610
10
Decimal
78839688
12
Duodecimal
224a09a0
16
Hexadecimal
4b2ff88
20
Vigesimal
14cej48
36
Base36
1axt3c
md5
42f2b8e759b8996d369352d70df1c4e4
sha1
a6bc87620022ab7b3843c9800dbb4e7d5492ef5e
sha256
094c08e8540adc50dbfcdf45ea00d1105a287547d0df38543ceaa33d0cb0e831
sha512
fcb4e0f1333892ebb9eb662b8048d948863f4b9e16ca3c41e1a48a6f7832c0b1d0d27f4eda74b452865cd1747cac2758376d753ae506a06bbac4e4176e2a3f33
ripemd-160
77c47d36140d11c8a0814de6d792492dcef13771
Diameter
157679376
Circumference
495364369.26422
Area
1.9527186159554E+16
Volume
2.0526896857829E+24
Surface area
7.8108744638216E+16
Circumference
495364369.26422
Perimeter
315358752
Area
6215696403937344
Diagonal
111496156.02286
Surface area
37294178423624064
Volume
4.9004356518914E+23
Space diagonal
136554345.26888
Perimeter
236519064
Area
2.6914754940107E+15
Altitude
68277172.634439
Surface area
2.6914754940107E+15
Volume
5.7752188003679E+22
Height
37165385.340954