72182881 is an odd 8-digits composite number following 72182880
and preceding 72182882 . In scientific notation, it is written as 7.2182881 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 68383764 positive integers (up to 72182881) that are relatively prime to 72182881.
72182881 has 4 divisors, whose sum is 75982000
The reverse of 72182881 is 18828127
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-two million one hundred eighty-two thousand eight hundred eighty-one
Scientific notation
7.2182881 × 10^7
Engineering notation
7.2182881 × 10^6
Prime Factorization
19 × 3799099
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72182881
Product of the distinct prime numbers
The prime factorization of 72182881 is 19 × 3799099.
Since it has a total of 2 prime factors.
9 , 7 , 97 , 27 , 47 , 665 , 90 , 7132 , 74853 , 87252 , 87313 , 166788 , 192755 , 9465496 , 25523378 , 83882128 , 97470873 , 251874728 , 9338782049 , 5617431500
n×2
144365762
n×3
216548643
n×4
288731524
n×5
360914405
n÷2
36091440.5
n÷3
24060960.333333
n÷3
18045720.25
n÷5
14436576.2
n2
5210368309460161
n3
3.7609939564793E+23
n4
2.7147937920227E+31
n5
1.9596163722911E+39
2 √n
8496.0509061563
3 √n
416.3686962613
4 √n
92.174025116387
5 √n
37.298111453601
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
-72182880
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 72182881 can be divided by 4 positive divisors.
The sum of these divisors (counting 72182881) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010011010110110001100001
3
Ternary
12000211021022001
4
Quaternary
10103112301201
5
Quinary
121434323011
6
Senary
11055044001
8
Octal
423266141
10
Decimal
72182881
12
Duodecimal
20210601
16
Hexadecimal
44d6c61
20
Vigesimal
12b2h41
36
Base36
16z4o1
md5
70f8bc2eb80e5ec39bf9965dfe463123
sha1
da8c738f6cf9bbd6a24805db6ca63f348b91ee06
sha256
ec9f77d58314fab9a30efa22429e2dcd1bea3b69b41a4cd96ead8caf63281fe4
sha512
a2f25419c219d015e5b609315b9d7e4d03230733b1406cb504efd5158b1dd7112d245c465891ae0aec27904bcf0a68b2bbe918c3003562fbb5bc040ad378b0fd
ripemd-160
42e6c05ed1cd8f5b1ce23e2b37e2dba65316582d
Diameter
144365762
Circumference
453538417.32909
Area
1.6368854803497E+16
Volume
1.5754014645161E+24
Surface area
6.5475419213988E+16
Circumference
453538417.32909
Perimeter
288731524
Area
5210368309460161
Diagonal
102082009.28136
Surface area
31262209856760966
Volume
3.7609939564793E+23
Space diagonal
125024417.3287
Perimeter
216548643
Area
2.2561556595329E+15
Altitude
62512208.664349
Surface area
2.2561556595329E+15
Volume
4.4323738843803E+22
Height
34027336.427121