77668749 is an odd 8-digits composite number following 77668748
and preceding 77668750 . In scientific notation, it is written as 7.7668749 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 51742152 positive integers (up to 77668749) that are relatively prime to 77668749.
77668749 has 8 divisors, whose sum is 86360320
The reverse of 77668749 is 94786677
Previous prime number is 4027
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-seven million six hundred sixty-eight thousand seven hundred forty-nine
Scientific notation
7.7668749 × 10^7
Engineering notation
7.7668749 × 10^6
Prime Factorization
9 × 4027 × 2143
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77668749
Product of the distinct prime numbers
The prime factorization of 77668749 is 9 × 4027 × 2143.
Since it has a total of 3 prime factors.
9 , 5 , 39 , 12 , 25 , 931 , 5339 , 9540 , 13830 , 69481 , 360940 , 435862 , 5898736 , 6425813 , 70230153 , 63552705 , 765485081 , 336120345 , 2743216404 , 5843207525
n×2
155337498
n×3
233006247
n×4
310674996
n×5
388343745
n÷2
38834374.5
n÷3
25889583
n÷3
19417187.25
n÷5
15533749.8
n2
6032434571225001
n3
4.685316465714E+23
n4
3.6390266856111E+31
n5
2.8263865024903E+39
2 √n
8812.9875184298
3 √n
426.66017127427
4 √n
93.877513380095
5 √n
37.848551388948
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77668748
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77668749 can be divided by 8 positive divisors.
The sum of these divisors (counting 77668749) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101000010010000110001101
3
Ternary
12102010222111100
4
Quaternary
10220102012031
5
Quinary
124340344444
6
Senary
11412413313
8
Octal
450220615
10
Decimal
77668749
12
Duodecimal
22017239
16
Hexadecimal
4a1218d
20
Vigesimal
1458bh9
36
Base36
1a8pl9
md5
13c0cd9aa1cf1b9c447fa2b0f6e4398c
sha1
0bd3aa8162afa0faecd95f4ddf86eb0846f7ba59
sha256
f53e17a18dac9de6e529dc52ab1f9d10fd8b565ca4ff02ba9f6118dcb6749ef1
sha512
c386307085d6a97acfa42a40ecd6ec0710e6ca2ceafa44bb14cde834ba04c57dee561ea3a2470d8dbc15ea805f1558d0b4ba807c222a37b65fa2da1373d5201b
ripemd-160
4937ad8cd4413956ec2396fe2477e247d0ad8e6a
Diameter
155337498
Circumference
488007142.54382
Area
1.8951452132222E+16
Volume
1.9625807717907E+24
Surface area
7.5805808528886E+16
Circumference
488007142.54382
Perimeter
310674996
Area
6032434571225001
Diagonal
109840198.20835
Surface area
36194607427350006
Volume
4.685316465714E+23
Space diagonal
134526219.42831
Perimeter
233006247
Area
2.6121207926742E+15
Altitude
67263109.714157
Surface area
2.6121207926742E+15
Volume
5.5216984081856E+22
Height
36613399.402784