72779897 is an odd 8-digits composite number following 72779896
and preceding 72779898 . In scientific notation, it is written as 7.2779897 × 10^7.
The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors.
There are 72733056 positive integers (up to 72779897) that are relatively prime to 72779897.
72779897 has 4 divisors, whose sum is 72826740
The reverse of 72779897 is 79897727
Previous prime number is 1609
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
seventy-two million seven hundred seventy-nine thousand eight hundred ninety-seven
Scientific notation
7.2779897 × 10^7
Engineering notation
7.2779897 × 10^6
Prime Factorization
1609 × 45233
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72779897
Product of the distinct prime numbers
The prime factorization of 72779897 is 1609 × 45233.
Since it has a total of 2 prime factors.
7 , 2 , 98 , 67 , 460 , 806 , 4402 , 1357 , 9100 , 45029 , 363188 , 86565 , 519453 , 5843683 , 94405856 , 41388880 , 878107420 , 624377350 , 7904512183 , 1900355315
n×2
145559794
n×3
218339691
n×4
291119588
n×5
363899485
n÷2
36389948.5
n÷3
24259965.666667
n÷3
18194974.25
n÷5
14555979.4
n2
5296913407330609
n3
3.8550881220344E+23
n4
2.8057291644759E+31
n5
2.0420067960045E+39
2 √n
8531.113467772
3 √n
417.51345791894
4 √n
92.36402691401
5 √n
37.359605989471
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
-72779896
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 72779897 can be divided by 4 positive divisors.
The sum of these divisors (counting 72779897) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101101000100001111001
3
Ternary
12001221121020202
4
Quaternary
10111220201321
5
Quinary
122112424042
6
Senary
11115531545
8
Octal
425504171
10
Decimal
72779897
12
Duodecimal
20459bb5
16
Hexadecimal
4568879
20
Vigesimal
12eh9eh
36
Base36
17bxbt
md5
7f8a4e6493e6fe039b852884a9b44351
sha1
9f9d0d18db52c24a9fe5560c2bd49c7f3301d581
sha256
18e0cfb6ac72733c0165998232991c383b72003b624f6e7dd06a73b5f9c3cfb3
sha512
0900e70c57df24c9c69bd88736b7d2327dc862645cf645da89d3aad91662ff781e9052e4b7f9fb03f5a1371f890bb45a4741d738d94f6b8508d303e3986be015
ripemd-160
5edde39e99c616050e1bf0b0ea2847b011f70f62
Diameter
145559794
Circumference
457289579.48844
Area
1.6640744247171E+16
Volume
1.6148155364166E+24
Surface area
6.6562976988684E+16
Circumference
457289579.48844
Perimeter
291119588
Area
5296913407330609
Diagonal
102926317.40552
Surface area
31781480443983654
Volume
3.8550881220344E+23
Space diagonal
126058479.37363
Perimeter
218339691
Area
2.2936307861973E+15
Altitude
63029239.686815
Surface area
2.2936307861973E+15
Volume
4.5432649219371E+22
Height
34308772.468506