72017145 is an odd 8-digits composite number following 72017144
and preceding 72017146 . In scientific notation, it is written as 7.2017145 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 38340000 positive integers (up to 72017145) that are relatively prime to 72017145.
72017145 has 16 divisors, whose sum is 96195840
The reverse of 72017145 is 54171027
Previous prime number is 751
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
seventy-two million seventeen thousand one hundred forty-five
Scientific notation
7.2017145 × 10^7
Engineering notation
7.2017145 × 10^6
Prime Factorization
5 × 9 × 751 × 2131
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72017145
Product of the distinct prime numbers
The prime factorization of 72017145 is 5 × 9 × 751 × 2131.
Since it has a total of 4 prime factors.
10 , 7 , 97 , 50 , 371 , 409 , 9367 , 9743 , 52043 , 95215 , 634744 , 342358 , 1984856 , 1490245 , 7314261 , 33753938 , 556228981 , 823771696 , 8884441012 , 5339356264
n×2
144034290
n×3
216051435
n×4
288068580
n×5
360085725
n÷2
36008572.5
n÷3
24005715
n÷3
18004286.25
n÷5
14403429
n2
5186469173951025
n3
3.7351470253846E+23
n4
2.6899462492344E+31
n5
1.9372224907332E+39
2 √n
8486.2915929162
3 √n
416.04978332035
4 √n
92.121070298364
5 √n
37.280967984383
1 , 5 , 9 , 45 , 751 , 2131 , 3755 , 6759 , 10655 , 19179 , 33795 , 95895 , 1600381 , 8001905 , 14403429 , 72017145
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72017144
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72017145 can be divided by 16 positive divisors.
The sum of these divisors (counting 72017145) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010010101110010011111001
3
Ternary
12000111211221200
4
Quaternary
10102232103321
5
Quinary
121414022040
6
Senary
11051324413
8
Octal
422562371
10
Decimal
72017145
12
Duodecimal
20150709
16
Hexadecimal
44ae4f9
20
Vigesimal
12a22h5
36
Base36
16vks9
md5
0751cdc75613b4490f2f990253debfaa
sha1
f58d3ae71ed1980c2b8e6bfd33ca77d5fd490a21
sha256
4dcb702bca04ad24d9f0fa1c752903fab522bf66e87b98910b3b59398ef4da55
sha512
eb9d99aaf6763c410083ac6a2729436993836fabadb481b96cce72e8e12d114fce4ad312ef1b3863b19c619781a0b766078b017cf91d58a7f812b311ab187aa1
ripemd-160
f80327b909ed90da1c5090e7eafb49eeec89ab08
Diameter
144034290
Circumference
452497067.32902
Area
1.6293773454954E+16
Volume
1.5645747273368E+24
Surface area
6.5175093819818E+16
Circumference
452497067.32902
Perimeter
288068580
Area
5186469173951025
Diagonal
101847623.18239
Surface area
31118815043706150
Volume
3.7351470253846E+23
Space diagonal
124737354.15605
Perimeter
216051435
Area
2.2458070302932E+15
Altitude
62368677.078027
Surface area
2.2458070302932E+15
Volume
4.4019129839637E+22
Height
33949207.727463