72853721 is an odd 8-digits composite number following 72853720
and preceding 72853722 . In scientific notation, it is written as 7.2853721 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors.
There are 67679040 positive integers (up to 72853721) that are relatively prime to 72853721.
72853721 has 12 divisors, whose sum is 78395520
The reverse of 72853721 is 12735827
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
seventy-two million eight hundred fifty-three thousand seven hundred twenty-one
Scientific notation
7.2853721 × 10^7
Engineering notation
7.2853721 × 10^6
Prime Factorization
17 × 79 × 17 × 3191
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4285513
Product of the distinct prime numbers
The prime factorization of 72853721 is 17 × 79 × 17 × 3191.
Since it has a total of 4 prime factors.
7 , 9 , 67 , 16 , 985 , 993 , 5153 , 8352 , 60761 , 31908 , 119011 , 689750 , 5692832 , 9901800 , 46648177 , 87906245 , 654161381 , 993473863 , 2539984007 , 2853300905
n×2
145707442
n×3
218561163
n×4
291414884
n×5
364268605
n÷2
36426860.5
n÷3
24284573.666667
n÷3
18213430.25
n÷5
14570744.2
n2
5307664663545841
n3
3.8668312055953E+23
n4
2.8171304180653E+31
n5
2.0523843349834E+39
2 √n
8535.4391216855
3 √n
417.65457792182
4 √n
92.387440281055
5 √n
37.36718202985
1 , 17 , 79 , 289 , 1343 , 3191 , 22831 , 54247 , 252089 , 922199 , 4285513 , 72853721
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72853720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72853721 can be divided by 12 positive divisors.
The sum of these divisors (counting 72853721) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100010101111010100011011001
3
Ternary
12002002100111222
4
Quaternary
10111322203121
5
Quinary
122122304341
6
Senary
11121301425
8
Octal
425724331
10
Decimal
72853721
12
Duodecimal
20494875
16
Hexadecimal
457a8d9
20
Vigesimal
12f6e61
36
Base36
17diah
md5
c78aec819b2e4e0fecf2bb7d7d1cadaa
sha1
069ff3967639d23197b8279fd5b51a2eccf4165c
sha256
a824ba8ce21025b8f548c16ca6d081d6781a5b8e7b0e7f5653d38691910e2608
sha512
104c2e20fcda3c4838b4065848c2425f2ffcb46698540f4071e3264318743454176d4705853dc4065b67049ba04bce492172aa6b940bf5baeeb9cc5c4eb2db25
ripemd-160
8057486762b6abda52d5848ea57bb048c1d59a8c
Diameter
145707442
Circumference
457753429.36056
Area
1.6674520314714E+16
Volume
1.619734467756E+24
Surface area
6.6698081258855E+16
Circumference
457753429.36056
Perimeter
291414884
Area
5307664663545841
Diagonal
103030720.30755
Surface area
31845987981275046
Volume
3.8668312055953E+23
Space diagonal
126186346.29245
Perimeter
218561163
Area
2.2982862166998E+15
Altitude
63093173.146224
Surface area
2.2982862166998E+15
Volume
4.5571042786336E+22
Height
34343573.435849