77697989 is an odd 8-digits composite number following 77697988
and preceding 77697990 . In scientific notation, it is written as 7.7697989 × 10^7.
The sum of its digits is 62. It has a total of 2 prime factors and 4 positive divisors.
There are 75018720 positive integers (up to 77697989) that are relatively prime to 77697989.
77697989 has 4 divisors, whose sum is 80377260
The reverse of 77697989 is 98979677
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 62
Digital Root 8
Name
seventy-seven million six hundred ninety-seven thousand nine hundred eighty-nine
Scientific notation
7.7697989 × 10^7
Engineering notation
7.7697989 × 10^6
Prime Factorization
29 × 2679241
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
77697989
Product of the distinct prime numbers
The prime factorization of 77697989 is 29 × 2679241.
Since it has a total of 2 prime factors.
7 , 8 , 95 , 6 , 419 , 472 , 448 , 1145 , 68492 , 73896 , 314293 , 220982 , 5994466 , 512371 , 4826642 , 20810935 , 661969319 , 525968015 , 1038315930 , 3914565618
n×2
155395978
n×3
233093967
n×4
310791956
n×5
388489945
n÷2
38848994.5
n÷3
25899329.666667
n÷3
19424497.25
n÷5
15539597.8
n2
6036977494644121
n3
4.6906101097211E+23
n4
3.644509727084E+31
n5
2.8317107668536E+39
2 √n
8814.646277645
3 √n
426.71370622596
4 √n
93.886347663784
5 √n
37.851400733221
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
-77697988
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 77697989 can be divided by 4 positive divisors.
The sum of these divisors (counting 77697989) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101000011001001111000101
3
Ternary
12102012110121022
4
Quaternary
10220121033011
5
Quinary
124342313424
6
Senary
11413200525
8
Octal
450311705
10
Decimal
77697989
12
Duodecimal
22030145
16
Hexadecimal
4a193c5
20
Vigesimal
145c4j9
36
Base36
1a9c5h
md5
f7bbe23c6648ea8831753af6bab2bacb
sha1
15060c1332225eceda5d8d37f326fdfce7d92d6f
sha256
5a767a1adb944942f63abab1f634b9203b21012e65bb2758647580bcd4386853
sha512
0c7faaf0a86320ffff12a097e3979d97a5bdcce85d0d988f364b27153ff4aaab207e4665f8b7af57529e4fc8a134fe96314955a1f77365ca69517e9b0e19f339
ripemd-160
5f5b53a117797eb3e217a8f048fb41aca97650a5
Diameter
155395978
Circumference
488190862.8822
Area
1.8965724147061E+16
Volume
1.9647981682072E+24
Surface area
7.5862896588244E+16
Circumference
488190862.8822
Perimeter
310791956
Area
6036977494644121
Diagonal
109881549.81292
Surface area
36221864967864726
Volume
4.6906101097211E+23
Space diagonal
134576864.59393
Perimeter
233093967
Area
2.6140879362184E+15
Altitude
67288432.296964
Surface area
2.6140879362184E+15
Volume
5.5279370274766E+22
Height
36627183.270972