72012609 is an odd 8-digits composite number following 72012608
and preceding 72012610 . In scientific notation, it is written as 7.2012609 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 45920952 positive integers (up to 72012609) that are relatively prime to 72012609.
72012609 has 8 divisors, whose sum is 83493120
The reverse of 72012609 is 90621027
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
seventy-two million twelve thousand six hundred nine
Scientific notation
7.2012609 × 10^7
Engineering notation
7.2012609 × 10^6
Prime Factorization
9 × 23 × 347887
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72012609
Product of the distinct prime numbers
The prime factorization of 72012609 is 9 × 23 × 347887.
Since it has a total of 3 prime factors.
4 , 5 , 50 , 56 , 38 , 808 , 9428 , 140 , 74769 , 16459 , 859912 , 157719 , 1963974 , 4596331 , 73804190 , 28786135 , 433353572 , 886041512 , 8670659446 , 2953285461
n×2
144025218
n×3
216037827
n×4
288050436
n×5
360063045
n÷2
36006304.5
n÷3
24004203
n÷3
18003152.25
n÷5
14402521.8
n2
5185815854986881
n3
3.7344412951117E+23
n4
2.6892686081833E+31
n5
1.9366124877708E+39
2 √n
8486.0243341626
3 √n
416.04104817152
4 √n
92.119619702659
5 √n
37.280498344184
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
-72012608
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 72012609 can be divided by 8 positive divisors.
The sum of these divisors (counting 72012609) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010010101101001101000001
3
Ternary
12000111121201200
4
Quaternary
10102231031001
5
Quinary
121413400414
6
Senary
11051251413
8
Octal
422551501
10
Decimal
72012609
12
Duodecimal
20149b69
16
Hexadecimal
44ad341
20
Vigesimal
12a1ba9
36
Base36
16vha9
md5
775ca6f08283042553c30d9ab13d76c9
sha1
5b83b607feef63dd49db206337fc654041767fe7
sha256
1316d22b89dfc50435c3773b27a39b51e8f02d6c3b9da69e7585cba1a9647784
sha512
d99b3bdad370ef7ccc25cf71e5bc6d88f1a089086e72aee831020b597904ddfb9b255eb5f6db5a44933d1f6d459fa13db40be43f7710f3c0b505190bd00115fc
ripemd-160
f380e0b6ef1b95a2a3905843a196cd2bff17efb2
Diameter
144025218
Circumference
452468566.80047
Area
1.6291720992896E+16
Volume
1.5642791117314E+24
Surface area
6.5166883971585E+16
Circumference
452468566.80047
Perimeter
288050436
Area
5185815854986881
Diagonal
101841208.30967
Surface area
31114895129921286
Volume
3.7344412951117E+23
Space diagonal
124729497.57359
Perimeter
216037827
Area
2.2455241348834E+15
Altitude
62364748.786796
Surface area
2.2455241348834E+15
Volume
4.4010812728609E+22
Height
33947069.436557