72671971 is an odd 8-digits composite number following 72671970
and preceding 72671972 . In scientific notation, it is written as 7.2671971 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 71855344 positive integers (up to 72671971) that are relatively prime to 72671971.
72671971 has 4 divisors, whose sum is 73488600
The reverse of 72671971 is 17917627
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-two million six hundred seventy-one thousand nine hundred seventy-one
Scientific notation
7.2671971 × 10^7
Engineering notation
7.2671971 × 10^6
Prime Factorization
89 × 816539
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72671971
Product of the distinct prime numbers
The prime factorization of 72671971 is 89 × 816539.
Since it has a total of 2 prime factors.
9 , 7 , 10 , 90 , 722 , 334 , 7686 , 12 , 62713 , 42092 , 414801 , 486870 , 8472230 , 8827143 , 28661724 , 12622437 , 902396772 , 384789222 , 9515566272 , 4989297285
n×2
145343942
n×3
218015913
n×4
290687884
n×5
363359855
n÷2
36335985.5
n÷3
24223990.333333
n÷3
18167992.75
n÷5
14534394.2
n2
5281215369024841
n3
3.8379633014253E+23
n4
2.7891235774024E+31
n5
2.026911077324E+39
2 √n
8524.7856864557
3 √n
417.30697759831
4 √n
92.329765982893
5 √n
37.348519228395
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
-72671970
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 72671971 can be divided by 4 positive divisors.
The sum of these divisors (counting 72671971) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101001110001011100011
3
Ternary
12001202010012111
4
Quaternary
10111032023203
5
Quinary
122101000341
6
Senary
11113340151
8
Octal
425161343
10
Decimal
72671971
12
Duodecimal
20407657
16
Hexadecimal
454e2e3
20
Vigesimal
12e3jib
36
Base36
179m1v
md5
e2403e61bf80a612a8b3f1b416e480ee
sha1
af380cfc687accc2f6525279e9c718517a7d8410
sha256
cadb240aee24ff331516006a4de045e2b8fb56b8f00015181fc78162d296090f
sha512
1791bbef60d2fcbdf116b033214c8d6b74579937228ee16ceea3f4d0c5396ef7e2a04837d2e04326118ed3519c956a68601dd090d957ffa4704392099b167e69
ripemd-160
ee99e9b8c3acf7e892e17e8992e359322db49bf0
Diameter
145343942
Circumference
456611460.43098
Area
1.6591427405354E+16
Volume
1.607642308334E+24
Surface area
6.6365709621416E+16
Circumference
456611460.43098
Perimeter
290687884
Area
5281215369024841
Diagonal
102773686.99258
Surface area
31687292214149046
Volume
3.8379633014253E+23
Space diagonal
125871546.05817
Perimeter
218015913
Area
2.2868333362162E+15
Altitude
62935773.029086
Surface area
2.2868333362162E+15
Volume
4.5230831273049E+22
Height
34257895.664195