77897761 is an odd 8-digits composite number following 77897760
and preceding 77897762 . In scientific notation, it is written as 7.7897761 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 75384900 positive integers (up to 77897761) that are relatively prime to 77897761.
77897761 has 4 divisors, whose sum is 80410624
The reverse of 77897761 is 16779877
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-seven million eight hundred ninety-seven thousand seven hundred sixty-one
Scientific notation
7.7897761 × 10^7
Engineering notation
7.7897761 × 10^6
Prime Factorization
31 × 2512831
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
77897761
Product of the distinct prime numbers
The prime factorization of 77897761 is 31 × 2512831.
Since it has a total of 2 prime factors.
4 , 6 , 32 , 76 , 789 , 109 , 5048 , 8451 , 22373 , 43698 , 302023 , 562583 , 4046735 , 3834168 , 2626517 , 7937710 , 855275456 , 3437267 , 5355608787 , 5653687599
n×2
155795522
n×3
233693283
n×4
311591044
n×5
389488805
n÷2
38948880.5
n÷3
25965920.333333
n÷3
19474440.25
n÷5
15579552.2
n2
6068061168813121
n3
4.7268837866159E+23
n4
3.6821366348458E+31
n5
2.8683019955056E+39
2 √n
8825.9708247875
3 √n
427.07910605427
4 √n
93.946638177146
5 √n
37.870844956402
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
-77897760
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 77897761 can be divided by 4 positive divisors.
The sum of these divisors (counting 77897761) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101001001010000000100001
3
Ternary
12102120121122021
4
Quaternary
10221022000201
5
Quinary
124420212021
6
Senary
11421341441
8
Octal
451120041
10
Decimal
77897761
12
Duodecimal
22107881
16
Hexadecimal
4a4a021
20
Vigesimal
146h481
36
Base36
1admap
md5
e481c4ad1d25d92f7694957485fb0b6e
sha1
229d8214cbecc360f219f03cd455bdc912adb53b
sha256
d1e586a25f84785707f530413c4e4b4171184f7411d30e09caf7a465c33490d8
sha512
6435d6886df7937b759356a547dc5f001c031979f1f882c67d1f628a2c64f77e150c8351af3c8f8558edf8889b1a2fd024266cc5dce63f5ff365eb5f49e8b25b
ripemd-160
632525546c9a17b1c1dd46d5b26d863f6766d6e1
Diameter
155795522
Circumference
489446067.37739
Area
1.9063376389477E+16
Volume
1.979992450454E+24
Surface area
7.6253505557907E+16
Circumference
489446067.37739
Perimeter
311591044
Area
6068061168813121
Diagonal
110164070.0847
Surface area
36408367012878726
Volume
4.7268837866159E+23
Space diagonal
134922879.84786
Perimeter
233693283
Area
2.627547561955E+15
Altitude
67461439.923929
Surface area
2.627547561955E+15
Volume
5.5706859656614E+22
Height
36721356.694899