77691242 is an even 8-digits composite number following 77691241
and preceding 77691243 . In scientific notation, it is written as 7.7691242 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 38845620 positive integers (up to 77691242) that are relatively prime to 77691242.
77691242 has 4 divisors, whose sum is 116536866
The reverse of 77691242 is 24219677
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-seven million six hundred ninety-one thousand two hundred forty-two
Scientific notation
7.7691242 × 10^7
Engineering notation
7.7691242 × 10^6
Prime Factorization
2 × 38845621
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
77691242
Product of the distinct prime numbers
The prime factorization of 77691242 is 2 × 38845621.
Since it has a total of 2 prime factors.
7 , 5 , 76 , 32 , 237 , 101 , 2527 , 9157 , 35512 , 69819 , 190908 , 750210 , 1105665 , 3490162 , 63347496 , 13216796 , 47090328 , 204608927 , 1006437549 , 2894681091
n×2
155382484
n×3
233073726
n×4
310764968
n×5
388456210
n÷2
38845621
n÷3
25897080.666667
n÷3
19422810.5
n÷5
15538248.4
n2
6035929083502564
n3
4.6893882712124E+23
n4
3.6432439901072E+31
n5
2.8304815050046E+39
2 √n
8814.2635540356
3 √n
426.70135446606
4 √n
93.884309413424
5 √n
37.850743335841
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
-77691241
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 77691242 can be divided by 4 positive divisors.
The sum of these divisors (counting 77691242) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101000010111100101101010
3
Ternary
12102012010100102
4
Quaternary
10220113211222
5
Quinary
124342104432
6
Senary
11413105402
8
Octal
450274552
10
Decimal
77691242
12
Duodecimal
22028262
16
Hexadecimal
4a1796a
20
Vigesimal
145b822
36
Base36
1a96y2
md5
9ae1d134ded8abd5df3972bec7105dc9
sha1
04fe8f3cbbf14509c06dc9f54cb610a01ab046ae
sha256
723d3a147f5c267118e72039d0821b37a84c25c23af2c67b4bb101bde7e11caf
sha512
560d83fb98ab9544b82fb0ec6beeb482ff6df8b6cc9b327e749bb6f578310bb70cc462ae1d01ce6e734b89d6cf46875c7891cd0fbeefce9cfc0488e4724153d0
ripemd-160
ae6c1e7286f981b06071a5c4acd8a9a26b9d7cc2
Diameter
155382484
Circumference
488148470.23093
Area
1.8962430466321E+16
Volume
1.9642863656895E+24
Surface area
7.5849721865283E+16
Circumference
488148470.23093
Perimeter
310764968
Area
6035929083502564
Diagonal
109872008.11401
Surface area
36215574501015384
Volume
4.6893882712124E+23
Space diagonal
134565178.44713
Perimeter
233073726
Area
2.6136339608773E+15
Altitude
67282589.223565
Surface area
2.6136339608773E+15
Volume
5.5264970769849E+22
Height
36624002.70467