72649785 is an odd 8-digits composite number following 72649784
and preceding 72649786 . In scientific notation, it is written as 7.2649785 × 10^7.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 34454784 positive integers (up to 72649785) that are relatively prime to 72649785.
72649785 has 16 divisors, whose sum is 89723520
The reverse of 72649785 is 58794627
Previous prime number is 841
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-two million six hundred forty-nine thousand seven hundred eighty-five
Scientific notation
7.2649785 × 10^7
Engineering notation
7.2649785 × 10^6
Prime Factorization
5 × 39 × 841 × 443
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72649785
Product of the distinct prime numbers
The prime factorization of 72649785 is 5 × 39 × 841 × 443.
Since it has a total of 4 prime factors.
10 , 2 , 56 , 52 , 948 , 435 , 5806 , 5816 , 91550 , 95297 , 612491 , 317731 , 590868 , 9285580 , 7353940 , 97076288 , 730029638 , 308485762 , 9383876790 , 4890100553
n×2
145299570
n×3
217949355
n×4
290599140
n×5
363248925
n÷2
36324892.5
n÷3
24216595
n÷3
18162446.25
n÷5
14529957
n2
5277991260546225
n3
3.8344493031056E+23
n4
2.7857191746402E+31
n5
2.0238189910799E+39
2 √n
8523.4843227403
3 √n
417.26450677681
4 √n
92.322718345705
5 √n
37.346238526657
1 , 5 , 39 , 195 , 443 , 841 , 2215 , 4205 , 17277 , 32799 , 86385 , 163995 , 372563 , 1862815 , 14529957 , 72649785
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72649784
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72649785 can be divided by 16 positive divisors.
The sum of these divisors (counting 72649785) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010101001000110000111001
3
Ternary
12001200222202210
4
Quaternary
10111020300321
5
Quinary
122044243120
6
Senary
11113045333
8
Octal
425106071
10
Decimal
72649785
12
Duodecimal
203b6849
16
Hexadecimal
4548c39
20
Vigesimal
12e1495
36
Base36
1794xl
md5
967fadddf95aeafb302ebdf925489db7
sha1
677a5e976a2696e3a45211d3ebc53b32d8e62b72
sha256
2991711ac7956c0e72ccc0912c11624a6bff0ff479fe5bc9a5318344f8cf28fe
sha512
021958a693d868a86c6f5492f4560fe82a695ca88642685be6eddee0f01c631fb436c54fd5da600707c5551fb0a94d9d3454b943194775a92a530b7a94022779
ripemd-160
b40d121ed8be299ca60aefbf83db94d00d375ab0
Diameter
145299570
Circumference
456472061.68176
Area
1.6581298569843E+16
Volume
1.6061703681599E+24
Surface area
6.6325194279373E+16
Circumference
456472061.68176
Perimeter
290599140
Area
5277991260546225
Diagonal
102742311.25049
Surface area
31667947563277350
Volume
3.8344493031056E+23
Space diagonal
125833118.77896
Perimeter
217949355
Area
2.2854372562926E+15
Altitude
62916559.389478
Surface area
2.2854372562926E+15
Volume
4.51894184057E+22
Height
34247437.083496