72598981 is an odd 8-digits composite number following 72598980
and preceding 72598982 . In scientific notation, it is written as 7.2598981 × 10^7.
The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors.
There are 53887680 positive integers (up to 72598981) that are relatively prime to 72598981.
72598981 has 16 divisors, whose sum is 84121600
The reverse of 72598981 is 18989527
Previous prime number is 211
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-two million five hundred ninety-eight thousand nine hundred eighty-one
Scientific notation
7.2598981 × 10^7
Engineering notation
7.2598981 × 10^6
Prime Factorization
7 × 247 × 211 × 199
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72598981
Product of the distinct prime numbers
The prime factorization of 72598981 is 7 × 247 × 211 × 199.
Since it has a total of 4 prime factors.
7 , 7 , 35 , 82 , 631 , 456 , 7325 , 4345 , 89086 , 51930 , 187992 , 160828 , 1775954 , 8278583 , 81151962 , 12759903 , 155667212 , 599949964 , 6448139727 , 5734957537
n×2
145197962
n×3
217796943
n×4
290395924
n×5
362994905
n÷2
36299490.5
n÷3
24199660.333333
n÷3
18149745.25
n÷5
14519796.2
n2
5270612042238361
n3
3.8264106351283E+23
n4
2.7779351299788E+31
n5
2.0167525972056E+39
2 √n
8520.5035649309
3 √n
417.1672197289
4 √n
92.306573790445
5 √n
37.341013819527
1 , 7 , 199 , 211 , 247 , 1393 , 1477 , 1729 , 41989 , 49153 , 52117 , 293923 , 344071 , 364819 , 10371283 , 72598981
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
-72598980
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 72598981 can be divided by 16 positive divisors.
The sum of these divisors (counting 72598981) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010100111100010111000101
3
Ternary
12001121102002011
4
Quaternary
10110330113011
5
Quinary
122041131411
6
Senary
11112014221
8
Octal
424742705
10
Decimal
72598981
12
Duodecimal
20391371
16
Hexadecimal
453c5c5
20
Vigesimal
12deh91
36
Base36
1781qd
md5
833d852f03850ae01e21914b7daeedea
sha1
118bfb7fb4f8ca0ce0c7639899bf2cf1562d2fba
sha256
ae3c4dbe2e0d0ea70f65e325f8177e1c9610bbd690022b25d1f4b7dbc2218f39
sha512
bfca95a77aafebf6908f5a46745243631ed51c6000ce152a828c01b762d70f615c322673d420717a2b711871e682ad0db66135b878b2d402cfe0da6cc59ac57a
ripemd-160
ec308eba28b8ff59ddac49f7760a96ddc4410856
Diameter
145197962
Circumference
456152850.73541
Area
1.6558116071818E+16
Volume
1.6028031387916E+24
Surface area
6.6232464287272E+16
Circumference
456152850.73541
Perimeter
290395924
Area
5270612042238361
Diagonal
102670463.54467
Surface area
31623672253430166
Volume
3.8264106351283E+23
Space diagonal
125745123.66973
Perimeter
217796943
Area
2.2822419610353E+15
Altitude
62872561.834864
Surface area
2.2822419610353E+15
Volume
4.509468179506E+22
Height
34223487.848222