78840641 is an odd 8-digits composite number following 78840640
and preceding 78840642 . In scientific notation, it is written as 7.8840641 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 71673300 positive integers (up to 78840641) that are relatively prime to 78840641.
78840641 has 4 divisors, whose sum is 86007984
The reverse of 78840641 is 14604887
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-eight million eight hundred forty thousand six hundred forty-one
Scientific notation
7.8840641 × 10^7
Engineering notation
7.8840641 × 10^6
Prime Factorization
11 × 7167331
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78840641
Product of the distinct prime numbers
The prime factorization of 78840641 is 11 × 7167331.
Since it has a total of 2 prime factors.
2 , 4 , 53 , 59 , 333 , 703 , 4392 , 625 , 4060 , 59708 , 348041 , 175087 , 5627047 , 1285483 , 66890026 , 57134769 , 41650901 , 136578582 , 5567098434 , 3209952241
n×2
157681282
n×3
236521923
n×4
315362564
n×5
394203205
n÷2
39420320.5
n÷3
26280213.666667
n÷3
19710160.25
n÷5
15768128.2
n2
6215846673290881
n3
4.9006133607997E+23
n4
3.8636749865861E+31
n5
3.0461461255812E+39
2 √n
8879.2252477342
3 √n
428.79533201379
4 √n
94.229641025179
5 √n
37.962082557132
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
-78840640
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 78840641 can be divided by 4 positive divisors.
The sum of these divisors (counting 78840641) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101100110000001101000001
3
Ternary
12111100112000202
4
Quaternary
10230300031001
5
Quinary
130140400031
6
Senary
11453454545
8
Octal
454601501
10
Decimal
78840641
12
Duodecimal
224a1455
16
Hexadecimal
4b30341
20
Vigesimal
14cf1c1
36
Base36
1axttt
md5
bc8ab405ce72cd2f47192e44861eed7a
sha1
16eaba97fe4fdd95e31bb06a9749c3f5d5de6f2e
sha256
abb2fe0247241f43baf60d7685f8fe677041f2ade9fa8dfd55966b3ee693472c
sha512
c3b9646607fc226572b631fc198a34b0f66f21208249b36c19f9210d9cbc724d2eb6f697418cbdcfbaeb14f0d714cfc02d46d1badfff9355c537ce55f40369f8
ripemd-160
a9729b5280fcaa560c4b820c84a6f44aa4051c23
Diameter
157681282
Circumference
495370357.13982
Area
1.9527658244651E+16
Volume
2.0527641243163E+24
Surface area
7.8110632978605E+16
Circumference
495370357.13982
Perimeter
315362564
Area
6215846673290881
Diagonal
111497503.76839
Surface area
37295080039745286
Volume
4.9006133607997E+23
Space diagonal
136555995.9133
Perimeter
236521923
Area
2.6915405625494E+15
Altitude
68277997.956649
Surface area
2.6915405625494E+15
Volume
5.7754282323248E+22
Height
37165834.589463