77881145 is an odd 8-digits composite number following 77881144
and preceding 77881146 . In scientific notation, it is written as 7.7881145 × 10^7.
The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors.
There are 59460480 positive integers (up to 77881145) that are relatively prime to 77881145.
77881145 has 16 divisors, whose sum is 97807872
The reverse of 77881145 is 54118877
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-seven million eight hundred eighty-one thousand one hundred forty-five
Scientific notation
7.7881145 × 10^7
Engineering notation
7.7881145 × 10^6
Prime Factorization
5 × 31 × 73 × 6883
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
77881145
Product of the distinct prime numbers
The prime factorization of 77881145 is 5 × 31 × 73 × 6883.
Since it has a total of 4 prime factors.
6 , 1 , 37 , 50 , 432 , 565 , 1592 , 464 , 84002 , 95194 , 133194 , 989798 , 6557422 , 8091716 , 13843213 , 29534185 , 428717380 , 144323160 , 5273605120 , 6858362684
n×2
155762290
n×3
233643435
n×4
311524580
n×5
389405725
n÷2
38940572.5
n÷3
25960381.666667
n÷3
19470286.25
n÷5
15576229
n2
6065472746511025
n3
4.7238596246457E+23
n4
3.6789959638668E+31
n5
2.8652441811632E+39
2 √n
8825.0294617072
3 √n
427.04873782563
4 √n
93.941627948994
5 √n
37.869229208662
1 , 5 , 31 , 73 , 155 , 365 , 2263 , 6883 , 11315 , 34415 , 213373 , 502459 , 1066865 , 2512295 , 15576229 , 77881145
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
-77881144
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 77881145 can be divided by 16 positive divisors.
The sum of these divisors (counting 77881145) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101001000101111100111001
3
Ternary
12102112202211212
4
Quaternary
10221011330321
5
Quinary
124414144040
6
Senary
11421132505
8
Octal
451057471
10
Decimal
77881145
12
Duodecimal
220ba135
16
Hexadecimal
4a45f39
20
Vigesimal
146f2h5
36
Base36
1ad9h5
md5
a9532b8eb803be19563733b5e46c2cf5
sha1
aefdda9152e8ec4b40ca8523bd9325ceda9f1b86
sha256
3c50b9de66fbb4b21fb1d60dcde153639491774cb9ddc839b30b711c17c662ef
sha512
e37858819b84f79495aef0ac56d6d3b9331d7cfe6680c12a900a05602ff705f2da56092428ce587c2b275344c26061fe147247b6fdef8e7c8e0b6f724a660b7e
ripemd-160
30a17198dba4bb8f7f51983028d57512a2800228
Diameter
155762290
Circumference
489341665.97032
Area
1.9055244620988E+16
Volume
1.9787256924502E+24
Surface area
7.6220978483953E+16
Circumference
489341665.97032
Perimeter
311524580
Area
6065472746511025
Diagonal
110140571.51215
Surface area
36392836479066150
Volume
4.7238596246457E+23
Space diagonal
134894100.09164
Perimeter
233643435
Area
2.6264267422204E+15
Altitude
67447050.045819
Surface area
2.6264267422204E+15
Volume
5.5671219566006E+22
Height
36713523.837382