67991663 is an odd 8-digits composite number following 67991662
and preceding 67991664 . In scientific notation, it is written as 6.7991663 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 67726848 positive integers (up to 67991663) that are relatively prime to 67991663.
67991663 has 4 divisors, whose sum is 68256480
The reverse of 67991663 is 36619976
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
sixty-seven million nine hundred ninety-one thousand six hundred sixty-three
Scientific notation
6.7991663 × 10^7
Engineering notation
6.7991663 × 10^6
Prime Factorization
257 × 264559
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
67991663
Product of the distinct prime numbers
The prime factorization of 67991663 is 257 × 264559.
Since it has a total of 2 prime factors.
6 , 10 , 1 , 71 , 764 , 564 , 3575 , 2830 , 38555 , 57529 , 352889 , 238875 , 3161368 , 2217287 , 37768580 , 28947099 , 943366645 , 904352292 , 3724652799 , 4534301463
n×2
135983326
n×3
203974989
n×4
271966652
n×5
339958315
n÷2
33995831.5
n÷3
22663887.666667
n÷3
16997915.75
n÷5
13598332.6
n2
4622866237505569
n3
3.1431636331456E+23
n4
2.1370892249869E+31
n5
1.4530425038624E+39
2 √n
8245.7057308638
3 √n
408.14882874597
4 √n
90.80586837239
5 √n
36.854551694649
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
-67991662
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 67991663 can be divided by 4 positive divisors.
The sum of these divisors (counting 67991663) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000011010111100001101111
3
Ternary
11201221100000202
4
Quaternary
10003113201233
5
Quinary
114401213123
6
Senary
10425144115
8
Octal
403274157
10
Decimal
67991663
12
Duodecimal
1a92b03b
16
Hexadecimal
40d786f
20
Vigesimal
114ij33
36
Base36
14hapb
md5
6c285fc0914bb0b0648859586fb5f6bc
sha1
5a2b1e6d9a21184f8001a8d83e3c6cd7686a5540
sha256
4448bebf5ab91a022c454601a0dc37f0dc247ad8b2c029e55477fdb94b878cab
sha512
c5b94c1aea52fd69a1d94f552ebb419e444071e7979fdb2722f0d34748c340432efd97b3a915a9181552221f453101c31f9a90445681348dee7a792ed0ddeac8
ripemd-160
a75fbb5204dc30b86ee341ba02f83878784aa748
Diameter
135983326
Circumference
427204217.97231
Area
1.4523162610276E+16
Volume
1.3166053038561E+24
Surface area
5.8092650441103E+16
Circumference
427204217.97231
Perimeter
271966652
Area
4622866237505569
Diagonal
96154731.942901
Surface area
27737197425033414
Volume
3.1431636331456E+23
Space diagonal
117765014.8071
Perimeter
203974989
Area
2.0017597999886E+15
Altitude
58882507.40355
Surface area
2.0017597999886E+15
Volume
3.704253865627E+22
Height
32051577.3143