72509897 is an odd 8-digits composite number following 72509896
and preceding 72509898 . In scientific notation, it is written as 7.2509897 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 72075540 positive integers (up to 72509897) that are relatively prime to 72509897.
72509897 has 4 divisors, whose sum is 72944256
The reverse of 72509897 is 79890527
Previous prime number is 167
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-two million five hundred nine thousand eight hundred ninety-seven
Scientific notation
7.2509897 × 10^7
Engineering notation
7.2509897 × 10^6
Prime Factorization
167 × 434191
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72509897
Product of the distinct prime numbers
The prime factorization of 72509897 is 167 × 434191.
Since it has a total of 2 prime factors.
7 , 1 , 53 , 93 , 192 , 7 , 5983 , 4462 , 87808 , 30303 , 888622 , 233413 , 5500021 , 5608745 , 36458075 , 6411114 , 299092179 , 764865817 , 8770666088 , 1183114025
n×2
145019794
n×3
217529691
n×4
290039588
n×5
362549485
n÷2
36254948.5
n÷3
24169965.666667
n÷3
18127474.25
n÷5
14501979.4
n2
5257685162950609
n3
3.8123420962398E+23
n4
2.7643253272711E+31
n5
2.0044094475492E+39
2 √n
8515.2743349818
3 √n
416.996518823
4 √n
92.278244104349
5 √n
37.331845313951
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
-72509896
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 72509897 can be divided by 4 positive divisors.
The sum of these divisors (counting 72509897) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010100100110100111001001
3
Ternary
12001102212212202
4
Quaternary
10110212213021
5
Quinary
122030304042
6
Senary
11110045545
8
Octal
424464711
10
Decimal
72509897
12
Duodecimal
203498b5
16
Hexadecimal
45269c9
20
Vigesimal
12d3eeh
36
Base36
1764zt
md5
76e0bedaf952af44e9c09c47d9ca4616
sha1
c2da85ae8ea4e5ffd8ed7975384dcd21ddf5551c
sha256
cbd69e974b1810e6939254ca2fc6ccb885a41b260d6cac245d185bf43c9e7154
sha512
412188305f0b3402b6e421cb39d1c1f947297990f4149246f4310754c865995d548c822d7b8a5e89235a90b0b063753e0aa231562890bf482760e667d7dc6e3b
ripemd-160
bea93dfc091aa02e31b8190cbfce0f90d31f6e72
Diameter
145019794
Circumference
455593119.45551
Area
1.6517505082814E+16
Volume
1.5969101230024E+24
Surface area
6.6070020331255E+16
Circumference
455593119.45551
Perimeter
290039588
Area
5257685162950609
Diagonal
102544479.74368
Surface area
31546110977703654
Volume
3.8123420962398E+23
Space diagonal
125590825.65559
Perimeter
217529691
Area
2.2766444581079E+15
Altitude
62795412.827793
Surface area
2.2766444581079E+15
Volume
4.4928882474235E+22
Height
34181493.247892