72608978 is an even 8-digits composite number following 72608977
and preceding 72608979 . In scientific notation, it is written as 7.2608978 × 10^7.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 33464016 positive integers (up to 72608978) that are relatively prime to 72608978.
72608978 has 16 divisors, whose sum is 117458880
The reverse of 72608978 is 87980627
Previous prime number is 907
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-two million six hundred eight thousand nine hundred seventy-eight
Scientific notation
7.2608978 × 10^7
Engineering notation
7.2608978 × 10^6
Prime Factorization
2 × 13 × 907 × 3079
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72608978
Product of the distinct prime numbers
The prime factorization of 72608978 is 2 × 13 × 907 × 3079.
Since it has a total of 4 prime factors.
9 , 6 , 52 , 17 , 171 , 393 , 1448 , 2319 , 58871 , 33246 , 381083 , 202509 , 9440844 , 2952964 , 43559681 , 25671181 , 493717635 , 768934997 , 3068543583 , 6286451355
n×2
145217956
n×3
217826934
n×4
290435912
n×5
363044890
n÷2
36304489
n÷3
24202992.666667
n÷3
18152244.5
n÷5
14521795.6
n2
5272063686204484
n3
3.8279915620622E+23
n4
2.7794655511396E+31
n5
2.0181415305445E+39
2 √n
8521.0901884677
3 √n
417.18636705589
4 √n
92.309751318415
5 √n
37.342042146785
1 , 2 , 13 , 26 , 907 , 1814 , 3079 , 6158 , 11791 , 23582 , 40027 , 80054 , 2792653 , 5585306 , 36304489 , 72608978
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
-72608977
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 72608978 can be divided by 16 positive divisors.
The sum of these divisors (counting 72608978) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010100111110110011010010
3
Ternary
12001121220210102
4
Quaternary
10110332303102
5
Quinary
122041441403
6
Senary
11112132402
8
Octal
424766322
10
Decimal
72608978
12
Duodecimal
20397102
16
Hexadecimal
453ecd2
20
Vigesimal
12dg28i
36
Base36
1789g2
md5
2539489c17555e504689e4e4c817c2d9
sha1
7cf62831736b0a6ed5191e6c179ea257b1e92803
sha256
b8b0d55f1d07464cc09978d9ccc03a5e7accb9cf649a85cc3ca42234e7aa267b
sha512
1b4d6d32ee9b343e6e2bd86fbc5feeb6e46d859e61089d1094341d4c60eb89bc27f03fc12f44c81c304a4622343c9f7397691127bf7e2ecdd5fc0f63ac4c6227
ripemd-160
ee44a002e7e74a040bdd349518c3e0955896fc77
Diameter
145217956
Circumference
456215663.73893
Area
1.6562676545838E+16
Volume
1.6034653559171E+24
Surface area
6.625070618335E+16
Circumference
456215663.73893
Perimeter
290435912
Area
5272063686204484
Diagonal
102684601.43765
Surface area
31632382117226904
Volume
3.8279915620622E+23
Space diagonal
125762438.98165
Perimeter
217826934
Area
2.2828705413113E+15
Altitude
62881219.490825
Surface area
2.2828705413113E+15
Volume
4.5113313197651E+22
Height
34228200.479217