77771389 is an odd 8-digits composite number following 77771388
and preceding 77771390 . In scientific notation, it is written as 7.7771389 × 10^7.
The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors.
There are 71978544 positive integers (up to 77771389) that are relatively prime to 77771389.
77771389 has 16 divisors, whose sum is 83776000
The reverse of 77771389 is 98317777
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-seven million seven hundred seventy-one thousand three hundred eighty-nine
Scientific notation
7.7771389 × 10^7
Engineering notation
7.7771389 × 10^6
Prime Factorization
19 × 67 × 199 × 307
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
77771389
Product of the distinct prime numbers
The prime factorization of 77771389 is 19 × 67 × 199 × 307.
Since it has a total of 4 prime factors.
5 , 4 , 40 , 93 , 712 , 20 , 1169 , 9699 , 913 , 86029 , 871738 , 18451 , 1311251 , 4786797 , 48719414 , 13749487 , 719928247 , 933337208 , 8629601074 , 2147056047
n×2
155542778
n×3
233314167
n×4
311085556
n×5
388856945
n÷2
38885694.5
n÷3
25923796.333333
n÷3
19442847.25
n÷5
15554277.8
n2
6048388946989321
n3
4.7039160961961E+23
n4
3.6583008854063E+31
n5
2.8451114123797E+39
2 √n
8818.8088197897
3 √n
426.84803372003
4 √n
93.908513031512
5 √n
37.85854955033
1 , 19 , 67 , 199 , 307 , 1273 , 3781 , 5833 , 13333 , 20569 , 61093 , 253327 , 390811 , 1160767 , 4093231 , 77771389
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
-77771388
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 77771389 can be divided by 16 positive divisors.
The sum of these divisors (counting 77771389) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101000101011001001111101
3
Ternary
12102100012021211
4
Quaternary
10220223021331
5
Quinary
124402141024
6
Senary
11414524421
8
Octal
450531175
10
Decimal
77771389
12
Duodecimal
22066711
16
Hexadecimal
4a2b27d
20
Vigesimal
1461899
36
Base36
1aawsd
md5
32d7bbce163edf6d6b5a50db2fef630d
sha1
31adb0276e69a8d71c725c8dfe1d4a67958fba43
sha256
de73c7831dcef70bafc652d85b21246cbb87ae9dd58a7162d2301b74400f88cd
sha512
802b664219e42aa3c8bdc12502367ec08d87560812cb4c0d62662560580ce9239c90877b86374fb9b603eae635208b430df808c4e6da356c2e4fa0cf20a389ae
ripemd-160
1089917eb03d0f8e414447481c2161cd302e7c35
Diameter
155542778
Circumference
488652048.68375
Area
1.9001574281915E+16
Volume
1.9703717667883E+24
Surface area
7.6006297127661E+16
Circumference
488652048.68375
Perimeter
311085556
Area
6048388946989321
Diagonal
109985353.08839
Surface area
36290333681935926
Volume
4.7039160961961E+23
Space diagonal
134703997.1232
Perimeter
233314167
Area
2.6190292400309E+15
Altitude
67351998.561602
Surface area
2.6190292400309E+15
Volume
5.5436182829213E+22
Height
36661784.362798