72990169 is an odd 8-digits composite number following 72990168
and preceding 72990170 . In scientific notation, it is written as 7.2990169 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 61382256 positive integers (up to 72990169) that are relatively prime to 72990169.
72990169 has 8 divisors, whose sum is 84991680
The reverse of 72990169 is 96109927
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-two million nine hundred ninety thousand one hundred sixty-nine
Scientific notation
7.2990169 × 10^7
Engineering notation
7.2990169 × 10^6
Prime Factorization
7 × 53 × 196739
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72990169
Product of the distinct prime numbers
The prime factorization of 72990169 is 7 × 53 × 196739.
Since it has a total of 3 prime factors.
8 , 7 , 50 , 61 , 414 , 341 , 5126 , 4848 , 83803 , 21989 , 253338 , 775699 , 3702477 , 2241457 , 44171640 , 6892948 , 680801300 , 840929143 , 2385543800 , 158611819
n×2
145980338
n×3
218970507
n×4
291960676
n×5
364950845
n÷2
36495084.5
n÷3
24330056.333333
n÷3
18247542.25
n÷5
14598033.8
n2
5327564770648561
n3
3.8885985296808E+23
n4
2.8382946385456E+31
n5
2.0716760533923E+39
2 √n
8543.4284101876
3 √n
417.91515757045
4 √n
92.430668125831
5 √n
37.381168581911
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72990168
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72990169 can be divided by 8 positive divisors.
The sum of these divisors (counting 72990169) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010110011011110111011001
3
Ternary
12002100021200121
4
Quaternary
10112123313121
5
Quinary
122141141134
6
Senary
11124233241
8
Octal
426336731
10
Decimal
72990169
12
Duodecimal
2053b821
16
Hexadecimal
459bdd9
20
Vigesimal
12g3f89
36
Base36
17gfkp
md5
67cde3c7fb767568f8c605ecabaecba0
sha1
13130db9ad66d5422ca28ba47c483a95b2243021
sha256
dfc1f246eec1da44b17e8d35aa3273b12af3af19ce29be93d0c5bfb5153532fa
sha512
e115c4d6a37ad31cbcf2f892bd217f13699aaf9e209654569054201f6952342e57e512f92f669718061192a0a7f2bf283d5fc700f8b32895309f1d5edaa7d209
ripemd-160
789d96f4b00151ce3e18728b3d2c0be2912c224a
Diameter
145980338
Circumference
458610757.42935
Area
1.6737038344993E+16
Volume
1.6288523431474E+24
Surface area
6.6948153379973E+16
Circumference
458610757.42935
Perimeter
291960676
Area
5327564770648561
Diagonal
103223686.9197
Surface area
31965388623891366
Volume
3.8885985296808E+23
Space diagonal
126422681.16104
Perimeter
218970507
Area
2.3069032158443E+15
Altitude
63211340.580519
Surface area
2.3069032158443E+15
Volume
4.5827573160823E+22
Height
34407895.639901