78165664 is an even 8-digits composite number following 78165663
and preceding 78165665 . In scientific notation, it is written as 7.8165664 × 10^7.
The sum of its digits is 43. It has a total of 6 prime factors and 12 positive divisors.
There are 39082816 positive integers (up to 78165664) that are relatively prime to 78165664.
78165664 has 12 divisors, whose sum is 153888714
The reverse of 78165664 is 46656187
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-eight million one hundred sixty-five thousand six hundred sixty-four
Scientific notation
7.8165664 × 10^7
Engineering notation
7.8165664 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2442677
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
4885354
Product of the distinct prime numbers
The prime factorization of 78165664 is 2 × 2 × 2 × 2 × 2 × 2442677.
Since it has a total of 6 prime factors.
5 , 3 , 3 , 10 , 459 , 114 , 9123 , 2754 , 3532 , 38788 , 13075 , 33313 , 7633486 , 4479458 , 9939961 , 469500 , 266177090 , 77482444 , 6079984871 , 511325347
n×2
156331328
n×3
234496992
n×4
312662656
n×5
390828320
n÷2
39082832
n÷3
26055221.333333
n÷3
19541416
n÷5
15633132.8
n2
6109871028560896
n3
4.7758212590183E+23
n4
3.7330523985648E+31
n5
2.9179651948061E+39
2 √n
8841.1347687952
3 √n
427.56814389709
4 √n
94.027308633158
5 √n
37.896857988044
1 , 2 , 4 , 8 , 16 , 32 , 2442677 , 4885354 , 9770708 , 19541416 , 39082832 , 78165664
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
-78165663
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 78165664 can be divided by 12 positive divisors.
The sum of these divisors (counting 78165664) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101010001011011010100000
3
Ternary
12110002020010121
4
Quaternary
10222023122200
5
Quinary
130002300124
6
Senary
11431210024
8
Octal
452133240
10
Decimal
78165664
12
Duodecimal
22216914
16
Hexadecimal
4a8b6a0
20
Vigesimal
148ae34
36
Base36
1ajd0g
md5
b21211f20e23daf01063d438d4c45cf7
sha1
4f2ce671d7f51862b3b18a00e7b4ede27f7a3f27
sha256
f2bfea81603f8b4e23d2dda5c67cf829297bf7361e5bd012897722f54cac26b3
sha512
65f0152158f93d1cc10a852a2404f738356bcce2fc11cbd9b42ba83de0b6c9a710879ba0fa8ca26e27e6573da5042b2ac8c15d90f4697207efd5d8fe8f97bd61
ripemd-160
249274a7671fd2138c5d46b3cca0ad0d4388c9de
Diameter
156331328
Circumference
491129351.57074
Area
1.9194725937708E+16
Volume
2.0004913309586E+24
Surface area
7.6778903750832E+16
Circumference
491129351.57074
Perimeter
312662656
Area
6109871028560896
Diagonal
110542942.1407
Surface area
36659226171365376
Volume
4.7758212590183E+23
Space diagonal
135386901.45536
Perimeter
234496992
Area
2.6456517622901E+15
Altitude
67693450.727679
Surface area
2.6456517622901E+15
Volume
5.6283593299778E+22
Height
36847647.380233