77897488 is an even 8-digits composite number following 77897487
and preceding 77897489 . In scientific notation, it is written as 7.7897488 × 10^7.
The sum of its digits is 58. It has a total of 6 prime factors and 20 positive divisors.
There are 38309760 positive integers (up to 77897488) that are relatively prime to 77897488.
77897488 has 20 divisors, whose sum is 153402508
The reverse of 77897488 is 88479877
Previous prime number is 61
Is Prime? no
Number parity even
Number length 8
Sum of Digits 58
Digital Root 4
Name
seventy-seven million eight hundred ninety-seven thousand four hundred eighty-eight
Scientific notation
7.7897488 × 10^7
Engineering notation
7.7897488 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 61 × 79813
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
9737186
Product of the distinct prime numbers
The prime factorization of 77897488 is 2 × 2 × 2 × 2 × 61 × 79813.
Since it has a total of 6 prime factors.
4 , 10 , 90 , 90 , 342 , 825 , 4703 , 2190 , 49960 , 94508 , 289139 , 338966 , 8083661 , 8032232 , 20172462 , 9376230 , 99071353 , 135962423 , 6618994944 , 5905708914
n×2
155794976
n×3
233692464
n×4
311589952
n×5
389487440
n÷2
38948744
n÷3
25965829.333333
n÷3
19474372
n÷5
15579497.6
n2
6068018636710144
n3
4.726834089369E+23
n4
3.6820850175462E+31
n5
2.8682517346928E+39
2 √n
8825.9553590532
3 √n
427.07860714077
4 √n
93.946555865839
5 √n
37.87081841198
1 , 2 , 4 , 8 , 16 , 61 , 122 , 244 , 488 , 976 , 79813 , 159626 , 319252 , 638504 , 1277008 , 4868593 , 9737186 , 19474372 , 38948744 , 77897488
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
-77897487
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 77897488 can be divided by 20 positive divisors.
The sum of these divisors (counting 77897488) is 1, the average is 0.05.
Base
System
Value
2
Binary
100101001001001111100010000
3
Ternary
12102120121021011
4
Quaternary
10221021330100
5
Quinary
124420204423
6
Senary
11421340304
8
Octal
451117420
10
Decimal
77897488
12
Duodecimal
22107694
16
Hexadecimal
4a49f10
20
Vigesimal
146h3e8
36
Base36
1adm34
md5
7a7fcf89d39abaca463f0a320cf9cc72
sha1
512012341c4ce592562d2d35c10d6ed999c5c52f
sha256
a4b1e440eda6c31f77f05753c8168d9773d282bf480613dfd5931ae36f1dda1a
sha512
5a53841e2ed32610efb5791f3c01ef48812ad5b97b8d002b558b655192c8d27aa114788885ed1247ee64be1c07eca5064e5bb4db3b5e5c6308611e8b8118626c
ripemd-160
1d9a37c57557025dc3102704f3dc7e827e145a73
Diameter
155794976
Circumference
489444352.0678
Area
1.9063242770935E+16
Volume
1.9799716333199E+24
Surface area
7.6252971083738E+16
Circumference
489444352.0678
Perimeter
311589952
Area
6068018636710144
Diagonal
110163684.0044
Surface area
36408111820260864
Volume
4.726834089369E+23
Space diagonal
134922406.99799
Perimeter
233692464
Area
2.6275291450142E+15
Altitude
67461203.498993
Surface area
2.6275291450142E+15
Volume
5.5706273968943E+22
Height
36721228.001465