72321388 is an even 8-digits composite number following 72321387
and preceding 72321389 . In scientific notation, it is written as 7.2321388 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors.
There are 34994160 positive integers (up to 72321388) that are relatively prime to 72321388.
72321388 has 12 divisors, whose sum is 130645312
The reverse of 72321388 is 88312327
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-two million three hundred twenty-one thousand three hundred eighty-eight
Scientific notation
7.2321388 × 10^7
Engineering notation
7.2321388 × 10^6
Prime Factorization
2 × 2 × 31 × 583237
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
36160694
Product of the distinct prime numbers
The prime factorization of 72321388 is 2 × 2 × 31 × 583237.
Since it has a total of 4 prime factors.
7 , 3 , 95 , 44 , 954 , 942 , 1654 , 7873 , 63928 , 64885 , 316155 , 475371 , 5720826 , 861260 , 11248683 , 38890510 , 462294410 , 399091427 , 4618980472 , 5916149305
n×2
144642776
n×3
216964164
n×4
289285552
n×5
361606940
n÷2
36160694
n÷3
24107129.333333
n÷3
18080347
n÷5
14464277.6
n2
5230383162246544
n3
3.782685700655E+23
n4
2.7356908023912E+31
n5
1.9784895596777E+39
2 √n
8504.1982573315
3 √n
416.63484030684
4 √n
92.218210009366
5 √n
37.312414260285
1 , 2 , 4 , 31 , 62 , 124 , 583237 , 1166474 , 2332948 , 18080347 , 36160694 , 72321388
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
-72321387
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 72321388 can be divided by 12 positive divisors.
The sum of these divisors (counting 72321388) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100010011111000100101101100
3
Ternary
12001002022021221
4
Quaternary
10103320211230
5
Quinary
122003241023
6
Senary
11102033124
8
Octal
423704554
10
Decimal
72321388
12
Duodecimal
202787a4
16
Hexadecimal
44f896c
20
Vigesimal
12c0398
36
Base36
1723jg
md5
febfd5acc65a21c3be943e4565e36e87
sha1
385946ea4af55a8d4c5cae9b32fcb7279a9b7a97
sha256
5de07ca6d72eda4802687fabc7db644dc82b13bc444b05eabb00003b0cd13154
sha512
e30ce602855ee303512434bc3cebb114d9af2e28b99d59a9fbb578fcc6b698095ba1223d0044d97562b240f6b87363b5d6214b07c5caf3e6bae267bfb0bd85fe
ripemd-160
3cf47081a2e73088de497b5fe68b7b2cfeca89d2
Diameter
144642776
Circumference
454408682.47643
Area
1.6431733317973E+16
Volume
1.5844876810689E+24
Surface area
6.5726933271894E+16
Circumference
454408682.47643
Perimeter
289285552
Area
5230383162246544
Diagonal
102277887.75925
Surface area
31382298973479264
Volume
3.782685700655E+23
Space diagonal
125264318.4899
Perimeter
216964164
Area
2.2648223450159E+15
Altitude
62632159.244951
Surface area
2.2648223450159E+15
Volume
4.4579378500509E+22
Height
34092629.253082