72671685 is an odd 8-digits composite number following 72671684
and preceding 72671686 . In scientific notation, it is written as 7.2671685 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 36341760 positive integers (up to 72671685) that are relatively prime to 72671685.
72671685 has 16 divisors, whose sum is 82384128
The reverse of 72671685 is 58617627
Previous prime number is 521
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-two million six hundred seventy-one thousand six hundred eighty-five
Scientific notation
7.2671685 × 10^7
Engineering notation
7.2671685 × 10^6
Prime Factorization
15 × 17 × 521 × 547
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72671685
Product of the distinct prime numbers
The prime factorization of 72671685 is 15 × 17 × 521 × 547.
Since it has a total of 4 prime factors.
6 , 5 , 89 , 34 , 836 , 334 , 2873 , 1189 , 44111 , 7760 , 561976 , 883268 , 8912395 , 9621129 , 40363472 , 31205659 , 130321651 , 49061480 , 9164383403 , 3315957107
n×2
145343370
n×3
218015055
n×4
290686740
n×5
363358425
n÷2
36335842.5
n÷3
24223895
n÷3
18167921.25
n÷5
14534337
n2
5281173800739225
n3
3.8379179887757E+23
n4
2.7890796713614E+31
n5
2.0268711931708E+39
2 √n
8524.7689118239
3 √n
417.30643016143
4 √n
92.329675141982
5 √n
37.348489831385
1 , 15 , 17 , 255 , 521 , 547 , 7815 , 8205 , 8857 , 9299 , 132855 , 139485 , 284987 , 4274805 , 4844779 , 72671685
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
-72671684
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 72671685 can be divided by 16 positive divisors.
The sum of these divisors (counting 72671685) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010101001110000111000101
3
Ternary
12001202002210220
4
Quaternary
10111032013011
5
Quinary
122100443220
6
Senary
11113334553
8
Octal
425160705
10
Decimal
72671685
12
Duodecimal
20407459
16
Hexadecimal
454e1c5
20
Vigesimal
12e3j45
36
Base36
179ltx
md5
505490375656ebcd67641821ba5bff4b
sha1
9836d61ca485fdb385556742559cd22ee8c7f8cd
sha256
9316bfb9c6f3128b023638ce20591d75b30d2e142abc9b9f38c34009ed862644
sha512
0c873f63cdacf8aecc29ebe8ba613feb53b0cea04dc7914f3591fa841587e83ad085182b390754a3aefec994494ab0168b57ee8f3214e34451517082584e4039
ripemd-160
77d420b66959bae6b87018981533eea537e296cf
Diameter
145343370
Circumference
456609663.43998
Area
1.6591296814733E+16
Volume
1.6076233278157E+24
Surface area
6.6365187258933E+16
Circumference
456609663.43998
Perimeter
290686740
Area
5281173800739225
Diagonal
102773282.52751
Surface area
31687042804435350
Volume
3.8379179887757E+23
Space diagonal
125871050.69164
Perimeter
218015055
Area
2.2868153366205E+15
Altitude
62935525.345821
Surface area
2.2868153366205E+15
Volume
4.5230297258353E+22
Height
34257760.842502