78840129 is an odd 8-digits composite number following 78840128
and preceding 78840130 . In scientific notation, it is written as 7.8840129 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 52560084 positive integers (up to 78840129) that are relatively prime to 78840129.
78840129 has 4 divisors, whose sum is 105120176
The reverse of 78840129 is 92104887
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-eight million eight hundred forty thousand one hundred twenty-nine
Scientific notation
7.8840129 × 10^7
Engineering notation
7.8840129 × 10^6
Prime Factorization
3 × 26280043
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78840129
Product of the distinct prime numbers
The prime factorization of 78840129 is 3 × 26280043.
Since it has a total of 2 prime factors.
3 , 5 , 76 , 85 , 616 , 562 , 3890 , 6809 , 71633 , 42673 , 613113 , 313955 , 9847640 , 6435631 , 82442351 , 58647548 , 598357562 , 667749542 , 3052563216 , 3663350556
n×2
157680258
n×3
236520387
n×4
315360516
n×5
394200645
n÷2
39420064.5
n÷3
26280043
n÷3
19710032.25
n÷5
15768025.8
n2
6215765940736641
n3
4.9005178860148E+23
n4
3.8635746230022E+31
n5
3.0460472167862E+39
2 √n
8879.1964163431
3 √n
428.79440379673
4 √n
94.229488040332
5 √n
37.962033250996
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78840128
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78840129 can be divided by 4 positive divisors.
The sum of these divisors (counting 78840129) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101100110000000101000001
3
Ternary
12111100111022210
4
Quaternary
10230300011001
5
Quinary
130140341004
6
Senary
11453452333
8
Octal
454600501
10
Decimal
78840129
12
Duodecimal
224a10a9
16
Hexadecimal
4b30141
20
Vigesimal
14cf069
36
Base36
1axtfl
md5
5842ff51299c4a38f6ac1e21d589fa76
sha1
c7d5c7043621d7ff33f77c12eeb85321fc94b1ff
sha256
1add551cdb8044ca70ce9c61f17ed8b2a2e670b19f6a4d192783bda61ac54f0e
sha512
b8ee11b2ac4bafd8a9be03175d85f4d3404a4414114c189d664c2e51be29fbf83163676bdad11671b8b00fbab7d1ae8128bb948ba8e5f97d5c5345fab9f083b4
ripemd-160
5c8fd7580350fc63ba3f48a6ec889fec0daa7946
Diameter
157680258
Circumference
495367140.14894
Area
1.9527404615852E+16
Volume
2.0527241319319E+24
Surface area
7.8109618463408E+16
Circumference
495367140.14894
Perimeter
315360516
Area
6215765940736641
Diagonal
111496779.69104
Surface area
37294595644419846
Volume
4.9005178860148E+23
Space diagonal
136555109.10328
Perimeter
236520387
Area
2.691505604328E+15
Altitude
68277554.551642
Surface area
2.691505604328E+15
Volume
5.7753157142118E+22
Height
37165593.230348