77991684 is an even 8-digits composite number following 77991683
and preceding 77991685 . In scientific notation, it is written as 7.7991684 × 10^7.
The sum of its digits is 51. It has a total of 4 prime factors and 12 positive divisors.
There are 25997224 positive integers (up to 77991684) that are relatively prime to 77991684.
77991684 has 12 divisors, whose sum is 181980624
The reverse of 77991684 is 48619977
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 51
Digital Root 6
Name
seventy-seven million nine hundred ninety-one thousand six hundred eighty-four
Scientific notation
7.7991684 × 10^7
Engineering notation
7.7991684 × 10^6
Prime Factorization
2 × 2 × 3 × 6499307
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
38995842
Product of the distinct prime numbers
The prime factorization of 77991684 is 2 × 2 × 3 × 6499307.
Since it has a total of 4 prime factors.
9 , 10 , 79 , 35 , 773 , 161 , 9162 , 6162 , 12828 , 5804 , 623784 , 409940 , 8828902 , 1032400 , 30769373 , 88106708 , 702992419 , 53258990 , 7835589870 , 227922397
n×2
155983368
n×3
233975052
n×4
311966736
n×5
389958420
n÷2
38995842
n÷3
25997228
n÷3
19497921
n÷5
15598336.8
n2
6082702773155856
n3
4.744002325499E+23
n4
3.6999273026558E+31
n5
2.885635610117E+39
2 √n
8831.2900529877
3 √n
427.25068325851
4 √n
93.974943750915
5 √n
37.879972893052
1 , 2 , 3 , 4 , 6 , 12 , 6499307 , 12998614 , 19497921 , 25997228 , 38995842 , 77991684
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77991683
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77991684 can be divided by 12 positive divisors.
The sum of these divisors (counting 77991684) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101001100000111100000100
3
Ternary
12102202101110220
4
Quaternary
10221200330010
5
Quinary
124431213214
6
Senary
11423344340
8
Octal
451407404
10
Decimal
77991684
12
Duodecimal
221520b0
16
Hexadecimal
4a60f04
20
Vigesimal
1478j44
36
Base36
1afmro
md5
d0530fcbd6af13a5e58808e1d0a62716
sha1
40ed5ed7d8f9edee2e1aeba32b7708eca9608985
sha256
7106935cd1da790297c3f3dfeda4f3fd4ecbae4054c1d7b56ee11479fe5617a6
sha512
bcf3bf364a0776dc7bc99164a17d41be8f87ce85d36128ada1eba776e9321182cef5c592f8f2639f215ad6f05483ae4c43bcd554d99ea4a44bad6ffde9dc8433
ripemd-160
db10c2b6fcd8e0f3c32c4aeddd71826ba8bbe792
Diameter
155983368
Circumference
490036202.99099
Area
1.9109374346117E+16
Volume
1.9871630472534E+24
Surface area
7.6437497384467E+16
Circumference
490036202.99099
Perimeter
311966736
Area
6082702773155856
Diagonal
110296897.26512
Surface area
36496216638935136
Volume
4.744002325499E+23
Space diagonal
135085559.25586
Perimeter
233975052
Area
2.6338875626115E+15
Altitude
67542779.627928
Surface area
2.6338875626115E+15
Volume
5.5908603572084E+22
Height
36765632.421706