77778664 is an even 8-digits composite number following 77778663
and preceding 77778665 . In scientific notation, it is written as 7.7778664 × 10^7.
The sum of its digits is 52. It has a total of 4 prime factors and 8 positive divisors.
There are 38889328 positive integers (up to 77778664) that are relatively prime to 77778664.
77778664 has 8 divisors, whose sum is 145835010
The reverse of 77778664 is 46687777
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-seven million seven hundred seventy-eight thousand six hundred sixty-four
Scientific notation
7.7778664 × 10^7
Engineering notation
7.7778664 × 10^6
Prime Factorization
2 × 2 × 2 × 9722333
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19444666
Product of the distinct prime numbers
The prime factorization of 77778664 is 2 × 2 × 2 × 9722333.
Since it has a total of 4 prime factors.
1 , 4 , 68 , 16 , 562 , 17 , 6506 , 9003 , 93709 , 21661 , 961616 , 803892 , 6249169 , 8267704 , 95866113 , 54047656 , 899151208 , 584310714 , 6915559837 , 7152571493
n×2
155557328
n×3
233335992
n×4
311114656
n×5
388893320
n÷2
38889332
n÷3
25926221.333333
n÷3
19444666
n÷5
15555732.8
n2
6049520573624896
n3
4.7052362805706E+23
n4
3.6596699170711E+31
n5
2.8464423683078E+39
2 √n
8819.2212808161
3 √n
426.86134291022
4 √n
93.910709084833
5 √n
37.859257807304
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
-77778663
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 77778664 can be divided by 8 positive divisors.
The sum of these divisors (counting 77778664) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101000101100111011101000
3
Ternary
12102100120021021
4
Quaternary
10220230323220
5
Quinary
124402404124
6
Senary
11415022224
8
Octal
450547350
10
Decimal
77778664
12
Duodecimal
2206a974
16
Hexadecimal
4a2cee8
20
Vigesimal
14626d4
36
Base36
1ab2eg
md5
65090cf16a477e4c2d970980d060b383
sha1
0e6ba89fa015e8ac392291378686a310ec1dc7a9
sha256
5d659c6f8d37488205b2df26f512c71b2b01ae488cbdaa84940b298f08fd53aa
sha512
2631fceb407d19d291ab7a133c36550fb1ab8201fa92a86724f97f31f70a81845bd8cb0506510fcf3ef2e52560c63d078c4e5d26f61790d91a527e38b7a43a2b
ripemd-160
0ba262ea80df6ad5a1ea3ac1797d5577ddc09c9c
Diameter
155557328
Circumference
488697758.85686
Area
1.900512939184E+16
Volume
1.970924764326E+24
Surface area
7.6020517567361E+16
Circumference
488697758.85686
Perimeter
311114656
Area
6049520573624896
Diagonal
109995641.49206
Surface area
36297123441749376
Volume
4.7052362805706E+23
Space diagonal
134716597.79283
Perimeter
233335992
Area
2.6195192487379E+15
Altitude
67358298.896414
Surface area
2.6195192487379E+15
Volume
5.5451741351274E+22
Height
36665213.830687