72669487 is an odd 8-digits composite number following 72669486
and preceding 72669488 . In scientific notation, it is written as 7.2669487 × 10^7.
The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors.
There are 63280800 positive integers (up to 72669487) that are relatively prime to 72669487.
72669487 has 16 divisors, whose sum is 82667520
The reverse of 72669487 is 78496627
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-two million six hundred sixty-nine thousand four hundred eighty-seven
Scientific notation
7.2669487 × 10^7
Engineering notation
7.2669487 × 10^6
Prime Factorization
11 × 31 × 103 × 2069
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72669487
Product of the distinct prime numbers
The prime factorization of 72669487 is 11 × 31 × 103 × 2069.
Since it has a total of 4 prime factors.
4 , 8 , 11 , 1 , 896 , 458 , 709 , 7743 , 76518 , 34594 , 967930 , 992607 , 1852521 , 964783 , 76335283 , 13471560 , 562000446 , 206571665 , 3481985379 , 9097950210
n×2
145338974
n×3
218008461
n×4
290677948
n×5
363347435
n÷2
36334743.5
n÷3
24223162.333333
n÷3
18167371.75
n÷5
14533897.4
n2
5280854340843169
n3
3.837569758708E+23
n4
2.7887422569202E+31
n5
2.0265646918561E+39
2 √n
8524.6399923985
3 √n
417.30222288877
4 √n
92.32897699205
5 √n
37.348263903023
1 , 11 , 31 , 103 , 341 , 1133 , 2069 , 3193 , 22759 , 35123 , 64139 , 213107 , 705529 , 2344177 , 6606317 , 72669487
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
-72669486
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 72669487 can be divided by 16 positive divisors.
The sum of these divisors (counting 72669487) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010101001101100100101111
3
Ternary
12001201222210111
4
Quaternary
10111031210233
5
Quinary
122100410422
6
Senary
11113320451
8
Octal
425154457
10
Decimal
72669487
12
Duodecimal
20406127
16
Hexadecimal
454d92f
20
Vigesimal
12e3de7
36
Base36
179k4v
md5
689c21dadffb3bf95c740c733590224a
sha1
7c15eb7cd3308b9355fc98016ee9400bb6c20871
sha256
15146cc24dd58c787714dcdd2267fc9284d86e8bd62e3267da9634f6712984b5
sha512
ce649448f83d184281070324f5630f5a724dbef877786fed38d2fdc1ff1e239c44aab0fa6da83f9d5a60187c70e27b924aab194ff4568bb47de6df33bf1a26fa
ripemd-160
fdc8865510dd6e6f303f5d2d359c6aec0277a539
Diameter
145338974
Circumference
456595852.99868
Area
1.6590293201871E+16
Volume
1.607477461546E+24
Surface area
6.6361172807483E+16
Circumference
456595852.99868
Perimeter
290677948
Area
5280854340843169
Diagonal
102770174.0861
Surface area
31685126045059014
Volume
3.837569758708E+23
Space diagonal
125867243.64397
Perimeter
218008461
Area
2.2866770064278E+15
Altitude
62933621.821983
Surface area
2.2866770064278E+15
Volume
4.5226193327647E+22
Height
34256724.695365