72162019 is an odd 8-digits composite number following 72162018
and preceding 72162020 . In scientific notation, it is written as 7.2162019 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 68364000 positive integers (up to 72162019) that are relatively prime to 72162019.
72162019 has 4 divisors, whose sum is 75960040
The reverse of 72162019 is 91026127
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
seventy-two million one hundred sixty-two thousand nineteen
Scientific notation
7.2162019 × 10^7
Engineering notation
7.2162019 × 10^6
Prime Factorization
19 × 3798001
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72162019
Product of the distinct prime numbers
The prime factorization of 72162019 is 19 × 3798001.
Since it has a total of 2 prime factors.
2 , 3 , 100 , 13 , 514 , 414 , 8402 , 2997 , 44642 , 41353 , 642140 , 527066 , 1179392 , 6739260 , 44201797 , 46130756 , 544399746 , 994948135 , 8325848417 , 4618508643
n×2
144324038
n×3
216486057
n×4
288648076
n×5
360810095
n÷2
36081009.5
n÷3
24054006.333333
n÷3
18040504.75
n÷5
14432403.8
n2
5207356986156361
n3
3.757733937748E+23
n4
2.7116566781271E+31
n5
1.9567862072849E+39
2 √n
8494.823070553
3 √n
416.32858000576
4 √n
92.167364454849
5 √n
37.295955254899
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
-72162018
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 72162019 can be divided by 4 positive divisors.
The sum of these divisors (counting 72162019) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010011010001101011100011
3
Ternary
12000210012200101
4
Quaternary
10103101223203
5
Quinary
121433141034
6
Senary
11054403231
8
Octal
423215343
10
Decimal
72162019
12
Duodecimal
20200517
16
Hexadecimal
44d1ae3
20
Vigesimal
12b050j
36
Base36
16yokj
md5
a7cbf9c942eb8e983d7c06834df2f4f9
sha1
6c59bd93c03ecf5983c838ab115a1ffdc8217a31
sha256
1741436134b80963ec07b7553ca3b7690108102a12498746b35e3a7b2608318b
sha512
5377eb9b7b7ac532d46c17efaea4709258f13304be60f7c477091ced9137d1fecc3eb1b01a6dfe283c745681484ac6420874a1e5ac461e82af43b79cd70c9a7c
ripemd-160
3ad8db6c88c79b2adb27612b3b673a4c1dedbeaf
Diameter
144324038
Circumference
453407337.51721
Area
1.6359394452328E+16
Volume
1.5740359110632E+24
Surface area
6.5437577809313E+16
Circumference
453407337.51721
Perimeter
288648076
Area
5207356986156361
Diagonal
102052505.95802
Surface area
31244141916938166
Volume
3.757733937748E+23
Space diagonal
124988283.28475
Perimeter
216486057
Area
2.2548517182929E+15
Altitude
62494141.642375
Surface area
2.2548517182929E+15
Volume
4.4285319154607E+22
Height
34017501.986008