72430891 is an odd 8-digits composite number following 72430890
and preceding 72430892 . In scientific notation, it is written as 7.2430891 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 66859272 positive integers (up to 72430891) that are relatively prime to 72430891.
72430891 has 4 divisors, whose sum is 78002512
The reverse of 72430891 is 19803427
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-two million four hundred thirty thousand eight hundred ninety-one
Scientific notation
7.2430891 × 10^7
Engineering notation
7.2430891 × 10^6
Prime Factorization
13 × 5571607
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72430891
Product of the distinct prime numbers
The prime factorization of 72430891 is 13 × 5571607.
Since it has a total of 2 prime factors.
1 , 6 , 58 , 37 , 396 , 700 , 3213 , 6939 , 41455 , 96615 , 561541 , 93365 , 7320463 , 8794191 , 20033451 , 16090746 , 435056402 , 264228350 , 6701513469 , 5519724216
n×2
144861782
n×3
217292673
n×4
289723564
n×5
362154455
n÷2
36215445.5
n÷3
24143630.333333
n÷3
18107722.75
n÷5
14486178.2
n2
5246233971053881
n3
3.799894009179E+23
n4
2.752297087904E+31
n5
1.9935133037359E+39
2 √n
8510.6339951851
3 √n
416.84501214982
4 √n
92.253097482876
5 √n
37.323706490962
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
-72430890
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 72430891 can be divided by 4 positive divisors.
The sum of these divisors (counting 72430891) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010100010011010100101011
3
Ternary
12001021212111121
4
Quaternary
10110103110223
5
Quinary
122020242031
6
Senary
11104240111
8
Octal
424232453
10
Decimal
72430891
12
Duodecimal
20310037
16
Hexadecimal
451352b
20
Vigesimal
12cdh4b
36
Base36
174g17
md5
3f7581c414a44f6e08e5ecbbe9b38273
sha1
5df5ae5997d003dfff9f28632828e4515828ed8d
sha256
788fb66a32b00f4fa495110c5c35bec0155fa4787583873fdea10a8a83ef9dcf
sha512
575e257b2d4a09006974fb2b165b97f99926019a57ff1e7da1d671e01dea27a29875fd5b8d00e75d7754c304e686a3ca075133592dc512fb6fa2e70ffb844f54
ripemd-160
eb34be2433a4920b591913f64f678a959b809c0f
Diameter
144861782
Circumference
455096710.11713
Area
1.6481530102476E+16
Volume
1.5916958804876E+24
Surface area
6.5926120409904E+16
Circumference
455096710.11713
Perimeter
289723564
Area
5246233971053881
Diagonal
102432748.38697
Surface area
31477403826323286
Volume
3.799894009179E+23
Space diagonal
125453983.24948
Perimeter
217292673
Area
2.2716859465648E+15
Altitude
62726991.624742
Surface area
2.2716859465648E+15
Volume
4.4782180361344E+22
Height
34144249.462322