67391661 is an odd 8-digits composite number following 67391660
and preceding 67391662 . In scientific notation, it is written as 6.7391661 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 43990128 positive integers (up to 67391661) that are relatively prime to 67391661.
67391661 has 16 divisors, whose sum is 91750400
The reverse of 67391661 is 16619376
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
sixty-seven million three hundred ninety-one thousand six hundred sixty-one
Scientific notation
6.7391661 × 10^7
Engineering notation
6.7391661 × 10^6
Prime Factorization
3 × 127 × 79 × 2239
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
67391661
Product of the distinct prime numbers
The prime factorization of 67391661 is 3 × 127 × 79 × 2239.
Since it has a total of 4 prime factors.
9 , 1 , 9 , 2 , 497 , 928 , 5460 , 1191 , 45663 , 29865 , 853092 , 916580 , 5302609 , 432980 , 63769985 , 9506272 , 377954053 , 704499769 , 1629100483 , 2909492482
n×2
134783322
n×3
202174983
n×4
269566644
n×5
336958305
n÷2
33695830.5
n÷3
22463887
n÷3
16847915.25
n÷5
13478332.2
n2
4541635972338921
n3
3.0606839183327E+23
n4
2.0626457305243E+31
n5
1.3900512183459E+39
2 √n
8209.2424132803
3 √n
406.9446908121
4 √n
90.604869699593
5 √n
36.789275233905
1 , 3 , 79 , 127 , 237 , 381 , 2239 , 6717 , 10033 , 30099 , 176881 , 284353 , 530643 , 853059 , 22463887 , 67391661
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
-67391660
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 67391661 can be divided by 16 positive divisors.
The sum of these divisors (counting 67391661) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100000001000101000010101101
3
Ternary
11200210211222110
4
Quaternary
10001011002231
5
Quinary
114223013121
6
Senary
10404234233
8
Octal
401050255
10
Decimal
67391661
12
Duodecimal
1a69b979
16
Hexadecimal
40450ad
20
Vigesimal
1113j31
36
Base36
144fql
md5
7dc7dda414c9c55ca2cd3f4788beda3d
sha1
a6fd57b60ca9efb5b8702220f8f1f60ca0100b91
sha256
c76b51809003ff7b1f090ce824f5420a6cdb1dc33f71ef9c548cc8a062335740
sha512
261be59800c1b7885c8a5796d2ff4236f4f43526034167c9ea499e6bbf373a85c86adbaf8caf0d179a9882c62ef50807e419c1cb4cb69826061afa6a461cd3a1
ripemd-160
46948bf13d8a18dad5d621f86eb2111c031b95c7
Diameter
134783322
Circumference
423434294.22163
Area
1.4267970205979E+16
Volume
1.2820562817059E+24
Surface area
5.7071880823916E+16
Circumference
423434294.22163
Perimeter
269566644
Area
4541635972338921
Diagonal
95306200.97705
Surface area
27249815834033526
Volume
3.0606839183327E+23
Space diagonal
116725780.85846
Perimeter
202174983
Area
1.9665860633934E+15
Altitude
58362890.429229
Surface area
1.9665860633934E+15
Volume
3.6070505895361E+22
Height
31768733.659017