67998421 is an odd 8-digits composite number following 67998420
and preceding 67998422 . In scientific notation, it is written as 6.7998421 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 67915372 positive integers (up to 67998421) that are relatively prime to 67998421.
67998421 has 4 divisors, whose sum is 68081472
The reverse of 67998421 is 12489976
Previous prime number is 827
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
sixty-seven million nine hundred ninety-eight thousand four hundred twenty-one
Scientific notation
6.7998421 × 10^7
Engineering notation
6.7998421 × 10^6
Prime Factorization
827 × 82223
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
67998421
Product of the distinct prime numbers
The prime factorization of 67998421 is 827 × 82223.
Since it has a total of 2 prime factors.
2 , 2 , 81 , 39 , 483 , 569 , 6219 , 6521 , 89117 , 84534 , 635241 , 213754 , 1819207 , 1006646 , 49889792 , 26330458 , 696181857 , 989737346 , 5034246014 , 2053035893
n×2
135996842
n×3
203995263
n×4
271993684
n×5
339992105
n÷2
33999210.5
n÷3
22666140.333333
n÷3
16999605.25
n÷5
13599684.2
n2
4623785258493241
n3
3.1441009662062E+23
n4
2.1379390116659E+31
n5
1.4537647698758E+39
2 √n
8246.1155097415
3 √n
408.1623508862
4 √n
90.808124690148
5 √n
36.855284293758
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-67998420
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 67998421 can be divided by 4 positive divisors.
The sum of these divisors (counting 67998421) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000011011001001011010101
3
Ternary
11201221200022001
4
Quaternary
10003121023111
5
Quinary
114401422141
6
Senary
10425235301
8
Octal
403311325
10
Decimal
67998421
12
Duodecimal
1a932b31
16
Hexadecimal
40d92d5
20
Vigesimal
114jg11
36
Base36
14hfx1
md5
e7337caec3e537efd06fd69a020c19c9
sha1
ee35a2081f658b51f6354076527c976ea3af2ae1
sha256
aedb183837021ffb596a3bb5b366f6c3ca5871d48da9752ba0e63bfbbb916f46
sha512
a91bb947cc687ef17d172153b033db2df52fa9f71903d90c04d89ca9e7a0ae7d19fe12eaf87b8745dc07824d514ad9e7d4ec532a9d77944ea1e29cab79e08d8d
ripemd-160
135fce2d4de98d16db717f0f88dd1cad6b462d75
Diameter
135996842
Circumference
427246679.73861
Area
1.4526049799859E+16
Volume
1.3169979330104E+24
Surface area
5.8104199199437E+16
Circumference
427246679.73861
Perimeter
271993684
Area
4623785258493241
Diagonal
96164289.198155
Surface area
27742711550959446
Volume
3.1441009662062E+23
Space diagonal
117776720.00646
Perimeter
203995263
Area
2.0021577477496E+15
Altitude
58888360.003229
Surface area
2.0021577477496E+15
Volume
3.7053585232326E+22
Height
32054763.066052