78163388 is an even 8-digits composite number following 78163387
and preceding 78163389 . In scientific notation, it is written as 7.8163388 × 10^7.
The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors.
There are 38025360 positive integers (up to 78163388) that are relatively prime to 78163388.
78163388 has 12 divisors, whose sum is 140483112
The reverse of 78163388 is 88336187
Previous prime number is 37
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-eight million one hundred sixty-three thousand three hundred eighty-eight
Scientific notation
7.8163388 × 10^7
Engineering notation
7.8163388 × 10^6
Prime Factorization
2 × 2 × 37 × 528131
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
39081694
Product of the distinct prime numbers
The prime factorization of 78163388 is 2 × 2 × 37 × 528131.
Since it has a total of 4 prime factors.
5 , 5 , 85 , 1 , 252 , 530 , 7371 , 8607 , 71520 , 76308 , 44246 , 40691 , 820840 , 8152298 , 2411030 , 34638284 , 46182746 , 3389214 , 2135485393 , 7960523300
n×2
156326776
n×3
234490164
n×4
312653552
n×5
390816940
n÷2
39081694
n÷3
26054462.666667
n÷3
19540847
n÷5
15632677.6
n2
6109515223638544
n3
4.7754040891717E+23
n4
3.7326176267871E+31
n5
2.917540398182E+39
2 √n
8841.0060513496
3 √n
427.5639939311
4 √n
94.026624162253
5 √n
37.896637292027
1 , 2 , 4 , 37 , 74 , 148 , 528131 , 1056262 , 2112524 , 19540847 , 39081694 , 78163388
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
-78163387
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 78163388 can be divided by 12 positive divisors.
The sum of these divisors (counting 78163388) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101010001010110110111100
3
Ternary
12110002010000022
4
Quaternary
10222022312330
5
Quinary
130002212023
6
Senary
11431151312
8
Octal
452126674
10
Decimal
78163388
12
Duodecimal
22215538
16
Hexadecimal
4a8adbc
20
Vigesimal
148a898
36
Base36
1ajb98
md5
381dc9bf49fb27f41304afe9795544be
sha1
1d5ef01db56465e883bf9998acad1297c3cfb2f9
sha256
b1961cbb2c28c41748eb98673ebdb40c469e41cf89832ccbac834f5327841ccb
sha512
f47f3523f44359821ed926289eb4ad8ee743abb1310ace9f488d13bf8f365af47e062790bdcc6bcbe28cbc27d454378633f037735657dd0792ea0739a4a79693
ripemd-160
228a3f26ed4cebf0751482fa0e7f2539492ee270
Diameter
156326776
Circumference
491115051.04098
Area
1.9193608143578E+16
Volume
2.0003165872619E+24
Surface area
7.6774432574311E+16
Circumference
491115051.04098
Perimeter
312653552
Area
6109515223638544
Diagonal
110539723.39063
Surface area
36657091341831264
Volume
4.7754040891717E+23
Space diagonal
135382959.30772
Perimeter
234490164
Area
2.6454976942394E+15
Altitude
67691479.65386
Surface area
2.6454976942394E+15
Volume
5.6278676905988E+22
Height
36846574.463543