72671321 is an odd 8-digits composite number following 72671320
and preceding 72671322 . In scientific notation, it is written as 7.2671321 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 71300112 positive integers (up to 72671321) that are relatively prime to 72671321.
72671321 has 4 divisors, whose sum is 74042532
The reverse of 72671321 is 12317627
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
seventy-two million six hundred seventy-one thousand three hundred twenty-one
Scientific notation
7.2671321 × 10^7
Engineering notation
7.2671321 × 10^6
Prime Factorization
53 × 1371157
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72671321
Product of the distinct prime numbers
The prime factorization of 72671321 is 53 × 1371157.
Since it has a total of 2 prime factors.
9 , 8 , 99 , 39 , 882 , 5 , 2325 , 3606 , 42244 , 91293 , 73452 , 307497 , 9964793 , 7156635 , 38549779 , 21496599 , 835928198 , 495376191 , 2602965401 , 3036973477
n×2
145342642
n×3
218013963
n×4
290685284
n×5
363356605
n÷2
36335660.5
n÷3
24223773.666667
n÷3
18167830.25
n÷5
14534264.2
n2
5281120895885041
n3
3.8378603186467E+23
n4
2.7890237916954E+31
n5
2.0268204324293E+39
2 √n
8524.7475622449
3 √n
417.3057334215
4 √n
92.32955952589
5 √n
37.348452416875
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
-72671320
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 72671321 can be divided by 4 positive divisors.
The sum of these divisors (counting 72671321) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101001110000001011001
3
Ternary
12001202002022102
4
Quaternary
10111032001121
5
Quinary
122100440241
6
Senary
11113333145
8
Octal
425160131
10
Decimal
72671321
12
Duodecimal
204071b5
16
Hexadecimal
454e059
20
Vigesimal
12e3i61
36
Base36
179ljt
md5
4fa2858ae1ae0984269be3579ff6269c
sha1
d76eb8b5e348e3432187ec0097e3c9c36b322327
sha256
47b6959c55a4f93eb5073b2c0ccb6a24bd282a91fd9541edc6cca3dcf8995d2a
sha512
bffd4d49c0300d8aa31f055af62f81734165f4041f5e2a387cbcf11452866c94ef0b224ae1c0ffa422b97c2363b4c7b064a6f22ac4927610310dd6cf975779c2
ripemd-160
de145242b9ba2aec0fa0e1368eaee6c487202a1b
Diameter
145342642
Circumference
456607376.36053
Area
1.6591130609232E+16
Volume
1.6075991710086E+24
Surface area
6.6364522436928E+16
Circumference
456607376.36053
Perimeter
290685284
Area
5281120895885041
Diagonal
102772767.75377
Surface area
31686725375310246
Volume
3.8378603186467E+23
Space diagonal
125870420.22515
Perimeter
218013963
Area
2.2867924281466E+15
Altitude
62935210.112574
Surface area
2.2867924281466E+15
Volume
4.5229617609364E+22
Height
34257589.251256