68902009 is an odd 8-digits composite number following 68902008
and preceding 68902010 . In scientific notation, it is written as 6.8902009 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 62448960 positive integers (up to 68902009) that are relatively prime to 68902009.
68902009 has 8 divisors, whose sum is 75392928
The reverse of 68902009 is 90020986
Previous prime number is 337
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
sixty-eight million nine hundred two thousand nine
Scientific notation
6.8902009 × 10^7
Engineering notation
6.8902009 × 10^6
Prime Factorization
11 × 337 × 18587
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68902009
Product of the distinct prime numbers
The prime factorization of 68902009 is 11 × 337 × 18587.
Since it has a total of 3 prime factors.
10 , 6 , 53 , 41 , 737 , 162 , 1783 , 661 , 84691 , 6586 , 940518 , 718881 , 7287854 , 2014499 , 67971136 , 70051085 , 193562922 , 585320988 , 2312821076 , 5139836641
n×2
137804018
n×3
206706027
n×4
275608036
n×5
344510045
n÷2
34451004.5
n÷3
22967336.333333
n÷3
17225502.25
n÷5
13780401.8
n2
4747486844236081
n3
3.2711138126894E+23
n4
2.2538631336195E+31
n5
1.5529569791742E+39
2 √n
8300.7234022102
3 √n
409.96233840061
4 √n
91.108305890353
5 √n
36.952717083558
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
-68902008
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 68902009 can be divided by 8 positive divisors.
The sum of these divisors (counting 68902009) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110110101110001111001
3
Ternary
11210122120210021
4
Quaternary
10012311301321
5
Quinary
120114331014
6
Senary
10500450441
8
Octal
406656171
10
Decimal
68902009
12
Duodecimal
1b0a9a21
16
Hexadecimal
41b5c79
20
Vigesimal
11acf09
36
Base36
150t4p
md5
47b0089de92bf63495a23e99388888d9
sha1
1367a10672b5ef212f53915c2d946ff3d1ac709f
sha256
fea14290d527f353aed006fcd93f9f17d7af0a9523e0a3b9c6d67d522dbb1a81
sha512
f1a9562be549e0756f266fcba5b91905d0e0cf15401d9857121bae8ab7d15e33e58ea01ef056ec8a891458cd4736b62be270d756b9f7dace9a3f372dce416f85
ripemd-160
0837e2069b9fe65bd08929b7298fce8a4f7a9eaa
Diameter
137804018
Circumference
432924090.58396
Area
1.4914669792866E+16
Volume
1.3702009497335E+24
Surface area
5.9658679171465E+16
Circumference
432924090.58396
Perimeter
275608036
Area
4747486844236081
Diagonal
97442155.602553
Surface area
28484921065416486
Volume
3.2711138126894E+23
Space diagonal
119341780.33157
Perimeter
206706027
Area
2.0557221056204E+15
Altitude
59670890.165784
Surface area
2.0557221056204E+15
Volume
3.8550445983094E+22
Height
32480718.534184