77897128 is an even 8-digits composite number following 77897127
and preceding 77897129 . In scientific notation, it is written as 7.7897128 × 10^7.
The sum of its digits is 49. It has a total of 6 prime factors and 32 positive divisors.
There are 36543232 positive integers (up to 77897128) that are relatively prime to 77897128.
77897128 has 32 divisors, whose sum is 155131200
The reverse of 77897128 is 82179877
Previous prime number is 419
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-seven million eight hundred ninety-seven thousand one hundred twenty-eight
Scientific notation
7.7897128 × 10^7
Engineering notation
7.7897128 × 10^6
Prime Factorization
2 × 2 × 2 × 17 × 419 × 1367
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
19474282
Product of the distinct prime numbers
The prime factorization of 77897128 is 2 × 2 × 2 × 17 × 419 × 1367.
Since it has a total of 6 prime factors.
2 , 3 , 2 , 1 , 615 , 118 , 2518 , 7988 , 91438 , 47058 , 629359 , 282698 , 8279161 , 300045 , 47229981 , 42345553 , 832637059 , 169390881 , 8993408493 , 6736012160
n×2
155794256
n×3
233691384
n×4
311588512
n×5
389485640
n÷2
38948564
n÷3
25965709.333333
n÷3
19474282
n÷5
15579425.6
n2
6067962550648384
n3
4.7267685550706E+23
n4
3.6820169516071E+31
n5
2.8681854577751E+39
2 √n
8825.9349646369
3 √n
427.07794923109
4 √n
93.946447323126
5 √n
37.870783408233
1 , 2 , 4 , 8 , 17 , 34 , 68 , 136 , 419 , 838 , 1367 , 1676 , 2734 , 3352 , 5468 , 7123 , 10936 , 14246 , 23239 , 28492 , 46478 , 56984 , 92956 , 185912 , 572773 , 1145546 , 2291092 , 4582184 , 9737141 , 19474282 , 38948564 , 77897128
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77897127
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77897128 can be divided by 32 positive divisors.
The sum of these divisors (counting 77897128) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100101001001001110110101000
3
Ternary
12102120120202211
4
Quaternary
10221021312220
5
Quinary
124420202003
6
Senary
11421334504
8
Octal
451116650
10
Decimal
77897128
12
Duodecimal
22107434
16
Hexadecimal
4a49da8
20
Vigesimal
146h2g8
36
Base36
1adlt4
md5
7ce5bb12e26be6eb3723b22586181dd0
sha1
c2672b2c62d998a7118ee34de79d012f5384a00c
sha256
1d66a68bbb4cab6c105010ee1454a830e8c5fa58373fc293d7ce562d24072279
sha512
063a9e695b486f9c35e3ac439949d2e0c3183b220672a204fb71eba46192b8c7c33a63fdc3b9dadd1e04814264780478883d581964b777387f4c72a4a77cb35d
ripemd-160
4ee174bd5410289b0e644bb822dbd1f40dc67d0e
Diameter
155794256
Circumference
489442090.12109
Area
1.9063066571375E+16
Volume
1.9799441823772E+24
Surface area
7.62522662855E+16
Circumference
489442090.12109
Perimeter
311588512
Area
6067962550648384
Diagonal
110163174.88751
Surface area
36407775303890304
Volume
4.7267685550706E+23
Space diagonal
134921783.4597
Perimeter
233691384
Area
2.6275048590371E+15
Altitude
67460891.729848
Surface area
2.6275048590371E+15
Volume
5.570550163983E+22
Height
36721058.295838