78169664 is an even 8-digits composite number following 78169663
and preceding 78169665 . In scientific notation, it is written as 7.8169664 × 10^7.
The sum of its digits is 47. It has a total of 8 prime factors and 28 positive divisors.
There are 38951424 positive integers (up to 78169664) that are relatively prime to 78169664.
78169664 has 28 divisors, whose sum is 155647644
The reverse of 78169664 is 46696187
Previous prime number is 317
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-eight million one hundred sixty-nine thousand six hundred sixty-four
Scientific notation
7.8169664 × 10^7
Engineering notation
7.8169664 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 317 × 3853
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
8
Total number of prime factors
rad
Radical
2442802
Product of the distinct prime numbers
The prime factorization of 78169664 is 2 × 2 × 2 × 2 × 2 × 2 × 317 × 3853.
Since it has a total of 8 prime factors.
3 , 7 , 78 , 34 , 487 , 644 , 9299 , 3428 , 91701 , 8244 , 467848 , 503893 , 118621 , 8834864 , 53481559 , 50466008 , 919462736 , 975590665 , 3393055044 , 8385331176
n×2
156339328
n×3
234508992
n×4
312678656
n×5
390848320
n÷2
39084832
n÷3
26056554.666667
n÷3
19542416
n÷5
15633932.8
n2
6110496369872896
n3
4.7765544810618E+23
n4
3.733816588623E+31
n5
2.9187118817028E+39
2 √n
8841.3609812065
3 √n
427.57543713948
4 √n
94.028511533505
5 √n
37.897245842049
1 , 2 , 4 , 8 , 16 , 32 , 64 , 317 , 634 , 1268 , 2536 , 3853 , 5072 , 7706 , 10144 , 15412 , 20288 , 30824 , 61648 , 123296 , 246592 , 1221401 , 2442802 , 4885604 , 9771208 , 19542416 , 39084832 , 78169664
28 divisors
τ
Total Divisors
28
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78169663
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.035714285714286
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
28
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78169664 can be divided by 28 positive divisors.
The sum of these divisors (counting 78169664) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
100101010001100011001000000
3
Ternary
12110002102121202
4
Quaternary
10222030121000
5
Quinary
130002412124
6
Senary
11431240332
8
Octal
452143100
10
Decimal
78169664
12
Duodecimal
222190a8
16
Hexadecimal
4a8c640
20
Vigesimal
148b434
36
Base36
1ajg3k
md5
7070d936eea349c262c262f36650b3ec
sha1
42e0569463e71b2eefad4c94e080e394a9efaa14
sha256
f4ceade205c03dde260b1bae6e58934553b46f83b6f2ffbfcd019d59e1a0568d
sha512
c8ab8c1528cf0da95dbfaebd01f09775ceb1908b92087389382fe00d60562e679c74fa3afa19ce8485f42550cf7d88b5c5027e82a87a918698c064ab488f0795
ripemd-160
fb9fc1c846d2c3de5eb77d72245d266953947cae
Diameter
156339328
Circumference
491154484.31197
Area
1.919669050538E+16
Volume
2.00079846229E+24
Surface area
7.6786762021519E+16
Circumference
491154484.31197
Perimeter
312678656
Area
6110496369872896
Diagonal
110548598.99495
Surface area
36662978219237376
Volume
4.7765544810618E+23
Space diagonal
135393829.65859
Perimeter
234508992
Area
2.6459225430213E+15
Altitude
67696914.829294
Surface area
2.6459225430213E+15
Volume
5.629223440443E+22
Height
36849532.998316