72212812 is an even 8-digits composite number following 72212811
and preceding 72212813 . In scientific notation, it is written as 7.2212812 × 10^7.
The sum of its digits is 25. It has a total of 5 prime factors and 24 positive divisors.
There are 30898560 positive integers (up to 72212812) that are relatively prime to 72212812.
72212812 has 24 divisors, whose sum is 144658080
The reverse of 72212812 is 21821227
Previous prime number is 761
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
seventy-two million two hundred twelve thousand eight hundred twelve
Scientific notation
7.2212812 × 10^7
Engineering notation
7.2212812 × 10^6
Prime Factorization
2 × 2 × 7 × 761 × 3389
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
36106406
Product of the distinct prime numbers
The prime factorization of 72212812 is 2 × 2 × 7 × 761 × 3389.
Since it has a total of 5 prime factors.
9 , 6 , 67 , 21 , 665 , 732 , 9846 , 2238 , 2858 , 66023 , 499090 , 802943 , 4017168 , 5758129 , 11388482 , 99347031 , 832143505 , 881164661 , 5763448965 , 406750469
n×2
144425624
n×3
216638436
n×4
288851248
n×5
361064060
n÷2
36106406
n÷3
24070937.333333
n÷3
18053203
n÷5
14442562.4
n2
5214690216947344
n3
3.7656744427466E+23
n4
2.7192994058726E+31
n5
1.9636825676799E+39
2 √n
8497.8121890284
3 √n
416.42623811032
4 √n
92.183578738452
5 √n
37.301204111142
1 , 2 , 4 , 7 , 14 , 28 , 761 , 1522 , 3044 , 3389 , 5327 , 6778 , 10654 , 13556 , 21308 , 23723 , 47446 , 94892 , 2579029 , 5158058 , 10316116 , 18053203 , 36106406 , 72212812
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72212811
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72212812 can be divided by 24 positive divisors.
The sum of these divisors (counting 72212812) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100010011011110000101001100
3
Ternary
12000212210100121
4
Quaternary
10103132011030
5
Quinary
121441302222
6
Senary
11055434324
8
Octal
423360514
10
Decimal
72212812
12
Duodecimal
202259a4
16
Hexadecimal
44de14c
20
Vigesimal
12b6c0c
36
Base36
16zrrg
md5
33d3813cbaa358e31ba7abd514d487cb
sha1
74de61277f4cf0b3906d4ec23ede045c41a394ea
sha256
dce56f52ce33a8c5b1a24f7a341b94eb3566fe6400c431381632ef5aca7281d8
sha512
573dc972314d57c377272f58c62e8b444a74ff617d47969c2b26d6995f2cd4549948438829ea69acc984f30c728c673adbc04d14fa3b128635ea87c81db6df84
ripemd-160
e845e92b2b50750588aa644d9c7b7de5721edb14
Diameter
144425624
Circumference
453726479.34852
Area
1.6382432476308E+16
Volume
1.5773620220191E+24
Surface area
6.5529729905233E+16
Circumference
453726479.34852
Perimeter
288851248
Area
5214690216947344
Diagonal
102124338.1075
Surface area
31288141301684064
Volume
3.7656744427466E+23
Space diagonal
125076259.34142
Perimeter
216638436
Area
2.2580271003713E+15
Altitude
62538129.67071
Surface area
2.2580271003713E+15
Volume
4.437889890345E+22
Height
34041446.035833