67939809 is an odd 8-digits composite number following 67939808
and preceding 67939810 . In scientific notation, it is written as 6.7939809 × 10^7.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 37806912 positive integers (up to 67939809) that are relatively prime to 67939809.
67939809 has 16 divisors, whose sum is 79223808
The reverse of 67939809 is 90893976
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
sixty-seven million nine hundred thirty-nine thousand eight hundred nine
Scientific notation
6.7939809 × 10^7
Engineering notation
6.7939809 × 10^6
Prime Factorization
327 × 7 × 67 × 443
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
67939809
Product of the distinct prime numbers
The prime factorization of 67939809 is 327 × 7 × 67 × 443.
Since it has a total of 4 prime factors.
8 , 10 , 18 , 73 , 515 , 519 , 9537 , 7970 , 35558 , 42407 , 571455 , 851470 , 7338664 , 5100720 , 78414839 , 43034592 , 223159677 , 785562439 , 3607722878 , 2739775600
n×2
135879618
n×3
203819427
n×4
271759236
n×5
339699045
n÷2
33969904.5
n÷3
22646603
n÷3
16984952.25
n÷5
13587961.8
n2
4615817646956481
n3
3.1359776931305E+23
n4
2.1305772549955E+31
n5
1.4475101176414E+39
2 √n
8242.560827801
3 √n
408.04504380623
4 √n
90.788550091964
5 √n
36.848928537059
1 , 7 , 67 , 327 , 443 , 469 , 2289 , 3101 , 21909 , 29681 , 144861 , 153363 , 207767 , 1014027 , 9705687 , 67939809
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
-67939808
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 67939809 can be divided by 16 positive divisors.
The sum of these divisors (counting 67939809) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100000011001010110111100001
3
Ternary
11201211200220020
4
Quaternary
10003022313201
5
Quinary
114343033214
6
Senary
10424104053
8
Octal
403126741
10
Decimal
67939809
12
Duodecimal
1a905029
16
Hexadecimal
40cade1
20
Vigesimal
114c9a9
36
Base36
14g6ox
md5
77b69bff8819abc4f54af13de81e9630
sha1
506f1c95b50044ecf5a77181dea975884ff9c211
sha256
f556faf15cd40f09282cf89bd1f8c6ca08b9b690d1878920746a26b3b39c1f80
sha512
95a9f899be6a94c4b1b5d2e53b2a08a950f5ca4a7b6b55a126e6da12081d08e0c2bb1797cb539b7d108bc0803ffe2ad8c028ed598c9b0f43f12dbaa6ec1f5895
ripemd-160
1974e0a7e8a6a144d73fa113c54fb1365e454189
Diameter
135879618
Circumference
426878409.68139
Area
1.4501018809989E+16
Volume
1.3135952643414E+24
Surface area
5.8004075239954E+16
Circumference
426878409.68139
Perimeter
271759236
Area
4615817646956481
Diagonal
96081399.312838
Surface area
27694905881738886
Volume
3.1359776931305E+23
Space diagonal
117675201.04453
Perimeter
203819427
Area
1.9987076707504E+15
Altitude
58837600.522263
Surface area
1.9987076707504E+15
Volume
3.6957851541039E+22
Height
32027133.104279