78691684 is an even 8-digits composite number following 78691683
and preceding 78691685 . In scientific notation, it is written as 7.8691684 × 10^7.
The sum of its digits is 49. It has a total of 4 prime factors and 12 positive divisors.
There are 39326624 positive integers (up to 78691684) that are relatively prime to 78691684.
78691684 has 12 divisors, whose sum is 137777724
The reverse of 78691684 is 48619687
Previous prime number is 2957
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-eight million six hundred ninety-one thousand six hundred eighty-four
Scientific notation
7.8691684 × 10^7
Engineering notation
7.8691684 × 10^6
Prime Factorization
2 × 2 × 2957 × 6653
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
39345842
Product of the distinct prime numbers
The prime factorization of 78691684 is 2 × 2 × 2957 × 6653.
Since it has a total of 4 prime factors.
3 , 8 , 48 , 96 , 334 , 206 , 9169 , 4823 , 62435 , 71639 , 894506 , 796001 , 3975573 , 5846690 , 66728926 , 4340973 , 928344359 , 427222090 , 6681843146 , 8319834478
n×2
157383368
n×3
236075052
n×4
314766736
n×5
393458420
n÷2
39345842
n÷3
26230561.333333
n÷3
19672921
n÷5
15738336.8
n2
6192381130755856
n3
4.87288899149E+23
n4
3.8345584068541E+31
n5
3.0174785843171E+39
2 √n
8870.8333317677
3 √n
428.52511463544
4 √n
94.185101432061
5 √n
37.947727026302
1 , 2 , 4 , 2957 , 5914 , 6653 , 11828 , 13306 , 26612 , 19672921 , 39345842 , 78691684
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
-78691683
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 78691684 can be divided by 12 positive divisors.
The sum of these divisors (counting 78691684) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101100001011110101100100
3
Ternary
12111001221200211
4
Quaternary
10230023311210
5
Quinary
130121113214
6
Senary
11450345204
8
Octal
454136544
10
Decimal
78691684
12
Duodecimal
2242b204
16
Hexadecimal
4b0bd64
20
Vigesimal
14bg944
36
Base36
1aumw4
md5
6d4511dd7c512d2f916d10113d36f314
sha1
70b8ccfdc24181ea7ca2f29721f885f1084d4ce4
sha256
57c0944b6672e4e7783797029d59ade1c4499eb618ae116237f54f2c37ba7307
sha512
e001f2ff4b411fd70b693a1ba9c0e15a2f1a4623c907c007fbf45aaea728dade77451e1fdc30f906d2ed40ca2c20c984ccacfa05112bc0a43c3d0b8517d44405
ripemd-160
23fda213c6de79b23c91c342af8e03a14c5a748e
Diameter
157383368
Circumference
494434432.70602
Area
1.9453939068611E+16
Volume
2.0411509676565E+24
Surface area
7.7815756274443E+16
Circumference
494434432.70602
Perimeter
314766736
Area
6192381130755856
Diagonal
111286846.75878
Surface area
37154286784535136
Volume
4.87288899149E+23
Space diagonal
136297994.82115
Perimeter
236075052
Area
2.681379684575E+15
Altitude
68148997.410577
Surface area
2.681379684575E+15
Volume
5.7427547497531E+22
Height
37095615.586259