68169664 is an even 8-digits composite number following 68169663
and preceding 68169665 . In scientific notation, it is written as 6.8169664 × 10^7.
The sum of its digits is 46. It has a total of 8 prime factors and 28 positive divisors.
There are 33986304 positive integers (up to 68169664) that are relatively prime to 68169664.
68169664 has 28 divisors, whose sum is 135665464
The reverse of 68169664 is 46696186
Previous prime number is 397
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
sixty-eight million one hundred sixty-nine thousand six hundred sixty-four
Scientific notation
6.8169664 × 10^7
Engineering notation
6.8169664 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 397 × 2683
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
8
Total number of prime factors
rad
Radical
2130302
Product of the distinct prime numbers
The prime factorization of 68169664 is 2 × 2 × 2 × 2 × 2 × 2 × 397 × 2683.
Since it has a total of 8 prime factors.
7 , 5 , 5 , 88 , 918 , 893 , 9644 , 1048 , 56750 , 22905 , 886922 , 172945 , 9597941 , 8228049 , 9718894 , 58470213 , 276046313 , 171988188 , 3210073710 , 9607161183
n×2
136339328
n×3
204508992
n×4
272678656
n×5
340848320
n÷2
34084832
n÷3
22723221.333333
n÷3
17042416
n÷5
13633932.8
n2
4647103089872896
n3
3.1679145621E+23
n4
2.1595567127906E+31
n5
1.4721625549988E+39
2 √n
8256.4922333882
3 √n
408.50469390606
4 √n
90.865242163262
5 √n
36.873828434759
1 , 2 , 4 , 8 , 16 , 32 , 64 , 397 , 794 , 1588 , 2683 , 3176 , 5366 , 6352 , 10732 , 12704 , 21464 , 25408 , 42928 , 85856 , 171712 , 1065151 , 2130302 , 4260604 , 8521208 , 17042416 , 34084832 , 68169664
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
-68169663
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 68169664 can be divided by 28 positive divisors.
The sum of these divisors (counting 68169664) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
100000100000010111111000000
3
Ternary
11202021101012101
4
Quaternary
10010002333000
5
Quinary
114422412124
6
Senary
10433040144
8
Octal
404027700
10
Decimal
68169664
12
Duodecimal
1a9b6054
16
Hexadecimal
4102fc0
20
Vigesimal
1161434
36
Base36
14l41s
md5
b97850caffeb1e0c42c5780ada01ef16
sha1
fea4ead977a4ff736a12b8d746a21c62fecb7983
sha256
c09a59d055900fcf8d588d7aeec1a8aea844c74262f280686c6e300905b6e289
sha512
b3b1d9b8c36663057da5d71899d9125f8fbcc61ee1249482564b703ccc224971af4b5fd2e2d79dbc158c71ad42ed958065a7b3e466232cad559f4d6b27a7c92b
ripemd-160
f7b1c9a57355b160df17736388d6fd3671063ef8
Diameter
136339328
Circumference
428322631.24017
Area
1.4599304927619E+16
Volume
1.3269729487325E+24
Surface area
5.8397219710476E+16
Circumference
428322631.24017
Perimeter
272678656
Area
4647103089872896
Diagonal
96406463.371217
Surface area
27882618539237376
Volume
3.1679145621E+23
Space diagonal
118073321.5829
Perimeter
204508992
Area
2.0122546649175E+15
Altitude
59036660.79145
Surface area
2.0122546649175E+15
Volume
3.7334231151342E+22
Height
32135487.790406