72047785 is an odd 8-digits composite number following 72047784
and preceding 72047786 . In scientific notation, it is written as 7.2047785 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 54247680 positive integers (up to 72047785) that are relatively prime to 72047785.
72047785 has 4 divisors, whose sum is 72895492
The reverse of 72047785 is 58774027
Previous prime number is 85
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-two million forty-seven thousand seven hundred eighty-five
Scientific notation
7.2047785 × 10^7
Engineering notation
7.2047785 × 10^6
Prime Factorization
85 × 847621
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72047785
Product of the distinct prime numbers
The prime factorization of 72047785 is 85 × 847621.
Since it has a total of 2 prime factors.
8 , 3 , 85 , 12 , 827 , 767 , 8503 , 3703 , 81974 , 33386 , 764528 , 828134 , 7967643 , 6982874 , 43485551 , 52809959 , 663975429 , 274416828 , 5549351679 , 7971776309
n×2
144095570
n×3
216143355
n×4
288191140
n×5
360238925
n÷2
36023892.5
n÷3
24015928.333333
n÷3
18011946.25
n÷5
14409557
n2
5190883323406225
n3
3.7399164564486E+23
n4
2.6945269677217E+31
n5
1.9413469964711E+39
2 √n
8488.0966653308
3 √n
416.10877833663
4 √n
92.130867060561
5 √n
37.28413971387
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
-72047784
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 72047785 can be divided by 4 positive divisors.
The sum of these divisors (counting 72047785) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010010110101110010101001
3
Ternary
12000120101222111
4
Quaternary
10102311302221
5
Quinary
121421012120
6
Senary
11052122321
8
Octal
422656251
10
Decimal
72047785
12
Duodecimal
201663a1
16
Hexadecimal
44b5ca9
20
Vigesimal
12a5j95
36
Base36
16w8fd
md5
39b8ab526d1114749476fc00d14c2afa
sha1
91e552685b6779a1e2b6dda2dd9c59256ba04876
sha256
a1e391c6ef424f6e80904cd1b9567f57a0f173285642f64ff93905149cc9bb77
sha512
30cb87ac40e8894eb04cbd587b0ad9f05d5d61a5dcb82a0860f4da50554f49b2162ce06a983978e16b3f5b429794632e64a0493f1d00acda213c039ac389de3a
ripemd-160
b78498e56f9cd05ab58e4dbeaf75501c65081e2f
Diameter
144095570
Circumference
452689584.12683
Area
1.6307640914455E+16
Volume
1.5665725419491E+24
Surface area
6.5230563657819E+16
Circumference
452689584.12683
Perimeter
288191140
Area
5190883323406225
Diagonal
101890954.68594
Surface area
31145299940437350
Volume
3.7399164564486E+23
Space diagonal
124790424.1928
Perimeter
216143355
Area
2.2477184130754E+15
Altitude
62395212.096399
Surface area
2.2477184130754E+15
Volume
4.4075338123766E+22
Height
33963651.56198