77148909 is an odd 8-digits composite number following 77148908
and preceding 77148910 . In scientific notation, it is written as 7.7148909 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 51306048 positive integers (up to 77148909) that are relatively prime to 77148909.
77148909 has 16 divisors, whose sum is 114576000
The reverse of 77148909 is 90984177
Previous prime number is 433
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
seventy-seven million one hundred forty-eight thousand nine hundred nine
Scientific notation
7.7148909 × 10^7
Engineering notation
7.7148909 × 10^6
Prime Factorization
3 × 9 × 433 × 6599
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
77148909
Product of the distinct prime numbers
The prime factorization of 77148909 is 3 × 9 × 433 × 6599.
Since it has a total of 4 prime factors.
7 , 2 , 88 , 55 , 203 , 878 , 4000 , 3234 , 19886 , 89145 , 809410 , 457877 , 6072219 , 2033428 , 78116715 , 12743135 , 846301726 , 84538757 , 9228010976 , 2286971092
n×2
154297818
n×3
231446727
n×4
308595636
n×5
385744545
n÷2
38574454.5
n÷3
25716303
n÷3
19287227.25
n÷5
15429781.8
n2
5951954159890281
n3
4.5918676985355E+23
n4
3.5425758321435E+31
n5
2.7330586049964E+39
2 √n
8783.4451669035
3 √n
425.70615522489
4 √n
93.720036101697
5 √n
37.797750832822
1 , 3 , 9 , 27 , 433 , 1299 , 3897 , 6599 , 11691 , 19797 , 59391 , 178173 , 2857367 , 8572101 , 25716303 , 77148909
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77148908
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77148909 can be divided by 16 positive divisors.
The sum of these divisors (counting 77148909) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100100110010011001011101101
3
Ternary
12101011120102000
4
Quaternary
10212103023231
5
Quinary
124222231114
6
Senary
11353322513
8
Octal
446231355
10
Decimal
77148909
12
Duodecimal
21a06439
16
Hexadecimal
49932ed
20
Vigesimal
1423c59
36
Base36
19xkh9
md5
b7468699fd95c51e43a7281ad6183993
sha1
f9ff549e140dfc866d67f08c2fbac31b29751830
sha256
02e849f4711cc137786dc440558044ed81503b7c27f9f40b48bf8665ca6c1051
sha512
a041117c82cdf611554c2392259f54a90086224857f39e0f307161d13f2f7dcd96d06e89307302ad9c4d5c40cc4c2cddf6809d3352efc380a04e877c3cb96f34
ripemd-160
c82c8cf460e6918792ba3703d1b832904912971d
Diameter
154297818
Circumference
484740891.49373
Area
1.8698615463215E+16
Volume
1.92343704373E+24
Surface area
7.4794461852858E+16
Circumference
484740891.49373
Perimeter
308595636
Area
5951954159890281
Diagonal
109105033.43009
Surface area
35711724959341686
Volume
4.5918676985355E+23
Space diagonal
133625830.13651
Perimeter
231446727
Area
2.5772717523127E+15
Altitude
66812915.068254
Surface area
2.5772717523127E+15
Volume
5.4115679799098E+22
Height
36368344.476696