72040881 is an odd 8-digits composite number following 72040880
and preceding 72040882 . In scientific notation, it is written as 7.2040881 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 43465920 positive integers (up to 72040881) that are relatively prime to 72040881.
72040881 has 8 divisors, whose sum is 74555880
The reverse of 72040881 is 18804027
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
seventy-two million forty thousand eight hundred eighty-one
Scientific notation
7.2040881 × 10^7
Engineering notation
7.2040881 × 10^6
Prime Factorization
33 × 229 × 9533
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72040881
Product of the distinct prime numbers
The prime factorization of 72040881 is 33 × 229 × 9533.
Since it has a total of 3 prime factors.
8 , 4 , 1 , 36 , 185 , 715 , 4786 , 3050 , 32988 , 14920 , 791593 , 489048 , 6673068 , 5893604 , 28750658 , 6410405 , 568128686 , 45469347 , 9954671034 , 3691933053
n×2
144081762
n×3
216122643
n×4
288163524
n×5
360204405
n÷2
36020440.5
n÷3
24013627
n÷3
18010220.25
n÷5
14408176.2
n2
5189888535256161
n3
3.7388414237165E+23
n4
2.6934943008383E+31
n5
1.9404170240087E+39
2 √n
8487.689968419
3 √n
416.09548666373
4 √n
92.128659864447
5 √n
37.283425133768
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72040880
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72040881 can be divided by 8 positive divisors.
The sum of these divisors (counting 72040881) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010010110100000110110001
3
Ternary
12000120001111210
4
Quaternary
10102310012301
5
Quinary
121420302011
6
Senary
11052030333
8
Octal
422640661
10
Decimal
72040881
12
Duodecimal
201623a9
16
Hexadecimal
44b41b1
20
Vigesimal
12a5241
36
Base36
16w33l
md5
cda3a74cc82e049d89bb250a04ca6f82
sha1
d66725390c40aea4b25fa35af312c19e910cdf09
sha256
f226cf74f4dad269b1dc30e8d6efc6143d33bcb57ca9a5ddd95f3b890c23f739
sha512
846316cbed749dedb114ac30014544d9949bed6ff0e18ed494ce4a760d78a37b0f7943a704d8e4f2a5a9db41ee69caadb938b8688a04eb08e89c82cf3a51864e
ripemd-160
94191d8d228d601b8433bca6647b0386f980d117
Diameter
144081762
Circumference
452646205.01547
Area
1.6304515695311E+16
Volume
1.5661222332913E+24
Surface area
6.5218062781243E+16
Circumference
452646205.01547
Perimeter
288163524
Area
5189888535256161
Diagonal
101881190.95551
Surface area
31139331211536966
Volume
3.7388414237165E+23
Space diagonal
124778466.11402
Perimeter
216122643
Area
2.2472876571707E+15
Altitude
62389233.057012
Surface area
2.2472876571707E+15
Volume
4.4062668741519E+22
Height
33960396.985169