68990469 is an odd 8-digits composite number following 68990468
and preceding 68990470 . In scientific notation, it is written as 6.8990469 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 44509920 positive integers (up to 68990469) that are relatively prime to 68990469.
68990469 has 8 divisors, whose sum is 94954752
The reverse of 68990469 is 96409986
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
sixty-eight million nine hundred ninety thousand four hundred sixty-nine
Scientific notation
6.8990469 × 10^7
Engineering notation
6.8990469 × 10^6
Prime Factorization
3 × 31 × 741833
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68990469
Product of the distinct prime numbers
The prime factorization of 68990469 is 3 × 31 × 741833.
Since it has a total of 3 prime factors.
7 , 10 , 52 , 7 , 190 , 894 , 1103 , 4241 , 24062 , 26372 , 393452 , 493302 , 7526564 , 9114017 , 44783034 , 39667157 , 509906315 , 636614496 , 4483916784 , 6097001215
n×2
137980938
n×3
206971407
n×4
275961876
n×5
344952345
n÷2
34495234.5
n÷3
22996823
n÷3
17247617.25
n÷5
13798093.8
n2
4759684812839961
n3
3.2837288753001E+23
n4
2.2654599517579E+31
n5
1.562951445725E+39
2 √n
8306.0501443225
3 √n
410.13770706446
4 √n
91.137534223406
5 √n
36.962200580515
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68990468
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68990469 can be divided by 8 positive divisors.
The sum of these divisors (counting 68990469) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000111001011011000000101
3
Ternary
11210211002010120
4
Quaternary
10013023120011
5
Quinary
120130143334
6
Senary
10502412153
8
Octal
407133005
10
Decimal
68990469
12
Duodecimal
1b131059
16
Hexadecimal
41cb605
20
Vigesimal
11b3g39
36
Base36
152pdx
md5
8c05d15455ecc32f7f0cc2d441a7cd97
sha1
610568bdb5d447ed02936ad3613a2cf8ddac58a0
sha256
1526cc4464b5bd46e80e272414e340ea7984efd886c46844146d7bf9f890f784
sha512
944e4243539ed9b6c2ee947eb52ea21e3fada620e0fda441228d9e192c784539bd6f73fa473964890df18f897ab264670207c3e5ee69edae58b07dbe056adc84
ripemd-160
0ffdd650894fdbb2a389ded80946f2f0705a6898
Diameter
137980938
Circumference
433479901.15623
Area
1.4952990841421E+16
Volume
1.3754851348031E+24
Surface area
5.9811963365684E+16
Circumference
433479901.15623
Perimeter
275961876
Area
4759684812839961
Diagonal
97567256.934281
Surface area
28558108877039766
Volume
3.2837288753001E+23
Space diagonal
119494997.54601
Perimeter
206971407
Area
2.0610039809632E+15
Altitude
59747498.773003
Surface area
2.0610039809632E+15
Volume
3.8699115921712E+22
Height
32522418.978094