72676921 is an odd 8-digits composite number following 72676920
and preceding 72676922 . In scientific notation, it is written as 7.2676921 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 68333568 positive integers (up to 72676921) that are relatively prime to 72676921.
72676921 has 8 divisors, whose sum is 77028840
The reverse of 72676921 is 12967627
Previous prime number is 1609
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-two million six hundred seventy-six thousand nine hundred twenty-one
Scientific notation
7.2676921 × 10^7
Engineering notation
7.2676921 × 10^6
Prime Factorization
17 × 1609 × 2657
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72676921
Product of the distinct prime numbers
The prime factorization of 72676921 is 17 × 1609 × 2657.
Since it has a total of 3 prime factors.
8 , 8 , 11 , 11 , 966 , 578 , 6099 , 825 , 81849 , 53468 , 746655 , 392359 , 5306261 , 3530562 , 46885155 , 86179992 , 493609469 , 863232656 , 2322671761 , 1062183363
n×2
145353842
n×3
218030763
n×4
290707684
n×5
363384605
n÷2
36338460.5
n÷3
24225640.333333
n÷3
18169230.25
n÷5
14535384.2
n2
5281934846040241
n3
3.8387476153281E+23
n4
2.7898835717814E+31
n5
2.0276014794556E+39
2 √n
8525.0760113913
3 √n
417.31645223992
4 √n
92.331338186941
5 √n
37.349028008137
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
-72676920
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 72676921 can be divided by 8 positive divisors.
The sum of these divisors (counting 72676921) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101001111011000111001
3
Ternary
12001202100222211
4
Quaternary
10111033120321
5
Quinary
122101130141
6
Senary
11113415121
8
Octal
425173071
10
Decimal
72676921
12
Duodecimal
2040a4a1
16
Hexadecimal
454f639
20
Vigesimal
12e4c61
36
Base36
179pvd
md5
7f491cdd0695c8198f29cf50761985aa
sha1
4216350fd01f2922850dd515fa51deaa04c7f9f2
sha256
0fb4d20732168331aa27f99bc24f8657f20d2003e376f8193e7db8ebcb52ef39
sha512
1893a7a348e2478eff692491f14fc6c54e683d5e494c2e9e1f678b7b7ce29727565391bdbd9d0fcc71e26081a6989d55513e2e929d608a4c68e693f53686771e
ripemd-160
7439f1763c46338d7ffe768ba115637ffbab2cf8
Diameter
145353842
Circumference
456642562.19825
Area
1.659368770906E+16
Volume
1.6079708409734E+24
Surface area
6.637475083624E+16
Circumference
456642562.19825
Perimeter
290707684
Area
5281934846040241
Diagonal
102780687.34972
Surface area
31691609076241446
Volume
3.8387476153281E+23
Space diagonal
125880119.70967
Perimeter
218030763
Area
2.2871448789025E+15
Altitude
62940059.854835
Surface area
2.2871448789025E+15
Volume
4.5240074501037E+22
Height
34260229.116573