67991091 is an odd 8-digits composite number following 67991090
and preceding 67991092 . In scientific notation, it is written as 6.7991091 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 37044000 positive integers (up to 67991091) that are relatively prime to 67991091.
67991091 has 16 divisors, whose sum is 92418048
The reverse of 67991091 is 19019976
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-seven million nine hundred ninety-one thousand ninety-one
Scientific notation
6.7991091 × 10^7
Engineering notation
6.7991091 × 10^6
Prime Factorization
3 × 217 × 71 × 1471
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
67991091
Product of the distinct prime numbers
The prime factorization of 67991091 is 3 × 217 × 71 × 1471.
Since it has a total of 4 prime factors.
6 , 5 , 70 , 77 , 695 , 12 , 4814 , 3301 , 69188 , 66097 , 74691 , 998798 , 6327909 , 6501704 , 36928638 , 68368920 , 948356009 , 465938598 , 6381400076 , 9771413265
n×2
135982182
n×3
203973273
n×4
271964364
n×5
339955455
n÷2
33995545.5
n÷3
22663697
n÷3
16997772.75
n÷5
13598218.2
n2
4622788455370281
n3
3.1430843054283E+23
n4
2.1370173103105E+31
n5
1.4529813841389E+39
2 √n
8245.6710460702
3 √n
408.14768418513
4 √n
90.805677388973
5 √n
36.854489684474
1 , 3 , 71 , 213 , 217 , 651 , 1471 , 4413 , 15407 , 46221 , 104441 , 313323 , 319207 , 957621 , 22663697 , 67991091
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-67991090
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 67991091 can be divided by 16 positive divisors.
The sum of these divisors (counting 67991091) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100000011010111011000110011
3
Ternary
11201221022020120
4
Quaternary
10003113120303
5
Quinary
114401203331
6
Senary
10425141323
8
Octal
403273063
10
Decimal
67991091
12
Duodecimal
1a92a843
16
Hexadecimal
40d7633
20
Vigesimal
114iheb
36
Base36
14ha9f
md5
11998c502c557c4a5c522c917ae26d8f
sha1
05c22938e10699d301fed5cfc943aab4aa3a86b1
sha256
28e03466afa1c9b207fc2281b2eacfa391974bb72ada0d9ff584b470d499e5d4
sha512
56eca0a9ba9c636325114184ff1e0d72016d1ffb56a80182fb988d09c59f06550a635ec0af78f81277eb29774d6955d0202698b331cb307b75d1e25bc40d5e04
ripemd-160
78cc5ad5666a0dce53cdf252bb558f75f4cb827f
Diameter
135982182
Circumference
427200623.99031
Area
1.4522918250491E+16
Volume
1.3165720751396E+24
Surface area
5.8091673001964E+16
Circumference
427200623.99031
Perimeter
271964364
Area
4622788455370281
Diagonal
96153923.012743
Surface area
27736730732221686
Volume
3.1430843054283E+23
Space diagonal
117764024.07404
Perimeter
203973273
Area
2.001726119336E+15
Altitude
58882012.03702
Surface area
2.001726119336E+15
Volume
3.7041603770156E+22
Height
32051307.670914