77884945 is an odd 8-digits composite number following 77884944
and preceding 77884946 . In scientific notation, it is written as 7.7884945 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 62307952 positive integers (up to 77884945) that are relatively prime to 77884945.
77884945 has 4 divisors, whose sum is 93461940
The reverse of 77884945 is 54948877
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-seven million eight hundred eighty-four thousand nine hundred forty-five
Scientific notation
7.7884945 × 10^7
Engineering notation
7.7884945 × 10^6
Prime Factorization
5 × 15576989
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
77884945
Product of the distinct prime numbers
The prime factorization of 77884945 is 5 × 15576989.
Since it has a total of 2 prime factors.
9 , 9 , 29 , 45 , 285 , 777 , 1211 , 1346 , 29108 , 49803 , 966479 , 588195 , 2572492 , 1339100 , 4312253 , 94548448 , 141367829 , 406417515 , 9712212207 , 4083229856
n×2
155769890
n×3
233654835
n×4
311539780
n×5
389424725
n÷2
38942472.5
n÷3
25961648.333333
n÷3
19471236.25
n÷5
15576989
n2
6066064657653025
n3
4.7245511222775E+23
n4
3.6797140430827E+31
n5
2.8659432586122E+39
2 √n
8825.2447558127
3 √n
427.0556832757
4 √n
93.942773834993
5 √n
37.86959874679
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
-77884944
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 77884945 can be divided by 4 positive divisors.
The sum of these divisors (counting 77884945) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101001000110111000010001
3
Ternary
12102112222001121
4
Quaternary
10221012320101
5
Quinary
124414304240
6
Senary
11421202241
8
Octal
451067021
10
Decimal
77884945
12
Duodecimal
22100381
16
Hexadecimal
4a46e11
20
Vigesimal
146fc75
36
Base36
1adcep
md5
fa900389aec56176a2ad22525b43b3ae
sha1
4a2054f7c652acaef6ed2f2a0d9ca9f8fb4a625e
sha256
54872d770c6ace3178c6b81e2bc7f28ca4bb5f4bc8e55815e4933819456b8922
sha512
f3668562f22315e6d1a314f125a12e421af3868ab55c7822f79dca846673216c44ce08f147d64c160d37dcebb3d791f29166c030b9946d5a602b030814be3d19
ripemd-160
ccf4e823446e90bd951c08436d137330452d2492
Diameter
155769890
Circumference
489365542.07449
Area
1.9057104164683E+16
Volume
1.9790153463009E+24
Surface area
7.6228416658734E+16
Circumference
489365542.07449
Perimeter
311539780
Area
6066064657653025
Diagonal
110145945.52368
Surface area
36396387945918150
Volume
4.7245511222775E+23
Space diagonal
134900681.88471
Perimeter
233654835
Area
2.6266830472632E+15
Altitude
67450340.942354
Surface area
2.6266830472632E+15
Volume
5.5679368943749E+22
Height
36715315.174561