72778049 is an odd 8-digits composite number following 72778048
and preceding 72778050 . In scientific notation, it is written as 7.2778049 × 10^7.
The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors.
There are 66646800 positive integers (up to 72778049) that are relatively prime to 72778049.
72778049 has 16 divisors, whose sum is 79233024
The reverse of 72778049 is 94087727
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-two million seven hundred seventy-eight thousand forty-nine
Scientific notation
7.2778049 × 10^7
Engineering notation
7.2778049 × 10^6
Prime Factorization
31 × 23 × 103 × 991
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72778049
Product of the distinct prime numbers
The prime factorization of 72778049 is 31 × 23 × 103 × 991.
Since it has a total of 4 prime factors.
9 , 6 , 11 , 59 , 752 , 107 , 8743 , 7225 , 88886 , 25322 , 734412 , 246087 , 1112929 , 2160595 , 22390714 , 40653438 , 259248920 , 139575489 , 4991128104 , 5026135941
n×2
145556098
n×3
218334147
n×4
291112196
n×5
363890245
n÷2
36389024.5
n÷3
24259349.666667
n÷3
18194512.25
n÷5
14555609.8
n2
5296644416246401
n3
3.8547944686116E+23
n4
2.8054442072154E+31
n5
2.0417475597949E+39
2 √n
8531.0051576587
3 √n
417.50992410703
4 √n
92.363440590196
5 √n
37.359416263308
1 , 23 , 31 , 103 , 713 , 991 , 2369 , 3193 , 22793 , 30721 , 73439 , 102073 , 706583 , 2347679 , 3164263 , 72778049
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
-72778048
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 72778049 can be divided by 16 positive divisors.
The sum of these divisors (counting 72778049) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010101101000000101000001
3
Ternary
12001221111201022
4
Quaternary
10111220011001
5
Quinary
122112344144
6
Senary
11115515225
8
Octal
425500501
10
Decimal
72778049
12
Duodecimal
20458b15
16
Hexadecimal
4568141
20
Vigesimal
12eh529
36
Base36
17bvwh
md5
e808c60a2efc5322306c2749c3f061ce
sha1
62b12fd7a38d38efed89ff8b3a863d95dd210002
sha256
72868d8e1ef7b453218a14eb20363290075234761376b128cb9754d6f9b982a3
sha512
44299a9654abbfcb1dd6ce16c93fa819762eb16f5bc864c5cb1e5c00e0371e039bec82351f877156cf955582af98ddac1475afde031fa3456add59c804f4f820
ripemd-160
6d3e52d4210d891a7d62f4aec7130525d0eb385c
Diameter
145556098
Circumference
457277968.162
Area
1.6639899186757E+16
Volume
1.6146925311585E+24
Surface area
6.6559596747028E+16
Circumference
457277968.162
Perimeter
291112196
Area
5296644416246401
Diagonal
102923703.93885
Surface area
31779866497478406
Volume
3.8547944686116E+23
Space diagonal
126055278.54374
Perimeter
218334147
Area
2.2935143096412E+15
Altitude
63027639.271869
Surface area
2.2935143096412E+15
Volume
4.5429188480594E+22
Height
34307901.312951