77778864 is an even 8-digits composite number following 77778863
and preceding 77778865 . In scientific notation, it is written as 7.7778864 × 10^7.
The sum of its digits is 54. It has a total of 6 prime factors and 20 positive divisors.
There are 25716096 positive integers (up to 77778864) that are relatively prime to 77778864.
77778864 has 20 divisors, whose sum is 150863856
The reverse of 77778864 is 46887777
Previous prime number is 1143
Is Prime? no
Number parity even
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-seven million seven hundred seventy-eight thousand eight hundred sixty-four
Scientific notation
7.7778864 × 10^7
Engineering notation
7.7778864 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 1143 × 4253
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
9722358
Product of the distinct prime numbers
The prime factorization of 77778864 is 2 × 2 × 2 × 2 × 1143 × 4253.
Since it has a total of 6 prime factors.
9 , 10 , 74 , 35 , 720 , 23 , 5041 , 3569 , 44021 , 68239 , 210148 , 647038 , 419828 , 3480350 , 59317963 , 91946147 , 522730743 , 184588497 , 780120436 , 9616772124
n×2
155557728
n×3
233336592
n×4
311115456
n×5
388894320
n÷2
38889432
n÷3
25926288
n÷3
19444716
n÷5
15555772.8
n2
6049551685130496
n3
4.7052725777874E+23
n4
3.6597075591065E+31
n5
2.8464789651952E+39
2 √n
8819.2326196784
3 √n
426.86170878689
4 √n
93.910769455257
5 √n
37.859277277537
1 , 2 , 4 , 8 , 16 , 1143 , 2286 , 4253 , 4572 , 8506 , 9144 , 17012 , 18288 , 34024 , 68048 , 4861179 , 9722358 , 19444716 , 38889432 , 77778864
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77778863
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77778864 can be divided by 20 positive divisors.
The sum of these divisors (counting 77778864) is 1, the average is 0.05.
Base
System
Value
2
Binary
100101000101100111110110000
3
Ternary
12102100120112200
4
Quaternary
10220230332300
5
Quinary
124402410424
6
Senary
11415023200
8
Octal
450547660
10
Decimal
77778864
12
Duodecimal
2206ab00
16
Hexadecimal
4a2cfb0
20
Vigesimal
1462734
36
Base36
1ab2k0
md5
4028be17cf11f494032ab1cd0779c625
sha1
81f683f92cfad6e98c7ec4f1c19a166a96066d72
sha256
3c274b4dad1d7e56bc08e04ccc22f1a25a9ff3bf051b2a37784be52da02f0a03
sha512
575d890e603ba27a3996617fc167d3bb42652f62931bd072021396ddc4f83390bae457b92d86b4fc8fb7d0683d06aff35112b5b969b2d77cb3afcd2bf8082fa0
ripemd-160
c7a01f92270011f93227d04ad3ca4cf30f31d4d1
Diameter
155557728
Circumference
488699015.49392
Area
1.9005227131518E+16
Volume
1.9709399684686E+24
Surface area
7.6020908526071E+16
Circumference
488699015.49392
Perimeter
311115456
Area
6049551685130496
Diagonal
109995924.33477
Surface area
36297310110782976
Volume
4.7052725777874E+23
Space diagonal
134716944.20299
Perimeter
233336592
Area
2.619532720415E+15
Altitude
67358472.101495
Surface area
2.619532720415E+15
Volume
5.5452169118076E+22
Height
36665308.111591