72091946 is an even 8-digits composite number following 72091945
and preceding 72091947 . In scientific notation, it is written as 7.2091946 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 35715168 positive integers (up to 72091946) that are relatively prime to 72091946.
72091946 has 8 divisors, whose sum is 109130340
The reverse of 72091946 is 64919027
Previous prime number is 109
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-two million ninety-one thousand nine hundred forty-six
Scientific notation
7.2091946 × 10^7
Engineering notation
7.2091946 × 10^6
Prime Factorization
2 × 109 × 330697
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72091946
Product of the distinct prime numbers
The prime factorization of 72091946 is 2 × 109 × 330697.
Since it has a total of 3 prime factors.
10 , 5 , 65 , 13 , 479 , 645 , 5319 , 7437 , 68044 , 59947 , 346018 , 480471 , 7671842 , 5358222 , 6815879 , 92951598 , 644969647 , 77188855 , 7189100490 , 9448606030
n×2
144183892
n×3
216275838
n×4
288367784
n×5
360459730
n÷2
36045973
n÷3
24030648.666667
n÷3
18022986.5
n÷5
14418389.2
n2
5197248678066916
n3
3.7467977104777E+23
n4
2.7011393821668E+31
n5
1.9473039447764E+39
2 √n
8490.6976156262
3 √n
416.19377760306
4 √n
92.14498149995
5 √n
37.288709184975
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
-72091945
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 72091946 can be divided by 8 positive divisors.
The sum of these divisors (counting 72091946) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011000000100100101010
3
Ternary
12000122122120002
4
Quaternary
10103000210222
5
Quinary
121423420241
6
Senary
11053103002
8
Octal
423004452
10
Decimal
72091946
12
Duodecimal
20187a62
16
Hexadecimal
44c092a
20
Vigesimal
12ab9h6
36
Base36
16x6i2
md5
fabbed90785b4d7f10d84e2b0f72ae4c
sha1
afb6ec29516cfac7dec052e8167bcf208cb21079
sha256
546e08fc090a7d0b238d8f6385ca4e9788ee887509efba4bc801d81389468fa0
sha512
891fa87605a54c5940e94a8d29ebe905c94240fc9e98f4fd7a9c46093abca8046ac401f77292a3bfd0c11a86c8a8b64afcc386c8c98af969e4182ed9f9c8fc1e
ripemd-160
10b2fc17a6df8465beccf437df15b05bfabb6d51
Diameter
144183892
Circumference
452967055.87318
Area
1.6327638265894E+16
Volume
1.5694549548965E+24
Surface area
6.5310553063577E+16
Circumference
452967055.87318
Perimeter
288367784
Area
5197248678066916
Diagonal
101953407.77107
Surface area
31183492068401496
Volume
3.7467977104777E+23
Space diagonal
124866913.28851
Perimeter
216275838
Area
2.2504746924955E+15
Altitude
62433456.644256
Surface area
2.2504746924955E+15
Volume
4.4156434480217E+22
Height
33984469.257023