228078981 is an odd 9-digits composite number following 228078980
and preceding 228078982 . In scientific notation, it is written as 2.28078981 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 137704320 positive integers (up to 228078981) that are relatively prime to 228078981.
228078981 has 16 divisors, whose sum is 278071920
The reverse of 228078981 is 189870822
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
two hundred twenty-eight million seventy-eight thousand nine hundred eighty-one
Scientific notation
2.28078981 × 10^8
Engineering notation
2.28078981 × 10^6
Prime Factorization
13 × 9 × 53 × 36781
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
228078981
Product of the distinct prime numbers
The prime factorization of 228078981 is 13 × 9 × 53 × 36781.
Since it has a total of 4 prime factors.
1 , 9 , 51 , 53 , 58 , 626 , 2531 , 3831 , 83548 , 65529 , 535871 , 202688 , 3140907 , 740844 , 35478742 , 42500772 , 152195577 , 965890933 , 5817718400 , 6216049777
n×2
456157962
n×3
684236943
n×4
912315924
n×5
1140394905
n÷2
114039490.5
n÷3
76026327
n÷3
57019745.25
n÷5
45615796.2
n2
52020021573998361
n3
1.1864673512196E+25
n4
2.7060826445593E+33
n5
6.1720057207286E+41
2 √n
15102.283966341
3 √n
610.98200780439
4 √n
122.8913502503
5 √n
46.947995339366
1 , 9 , 13 , 53 , 117 , 477 , 689 , 6201 , 36781 , 331029 , 478153 , 1949393 , 4303377 , 17544537 , 25342109 , 228078981
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
-228078980
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 228078981 can be divided by 16 positive divisors.
The sum of these divisors (counting 228078981) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101100110000011010110000101
3
Ternary
120220011121112200
4
Quaternary
31212003112011
5
Quinary
431342011411
6
Senary
34344305113
8
Octal
1546032605
10
Decimal
228078981
12
Duodecimal
64472199
16
Hexadecimal
d983585
20
Vigesimal
3b59h91
36
Base36
3rsiv9
md5
95ec0f071ff1563b0ed412dd2ff69e36
sha1
a92acb4112c8a4406e92bd66eeedbac4a8804572
sha256
7a0b0d9ffbfa0155cbcd3329a8ce2a5e1c3dfce2d38def1268d672be355de79e
sha512
f41fdbb83cd6ee8d97ae09a2c881fefb21680c6152a4fae5be2c9c12b05f1b7b36400a62a1e780646a3538c67a47457150a12e21a7014118b5b961800e455b43
ripemd-160
7057f1490fcb992a49bfdcd76312fe3036d9db90
Diameter
456157962
Circumference
1433062502.2957
Area
1.6342571761646E+17
Volume
4.9698628190873E+25
Surface area
6.5370287046582E+17
Circumference
1433062502.2957
Perimeter
912315924
Area
52020021573998361
Diagonal
322552388.22244
Surface area
312120129443990166
Volume
1.1864673512196E+25
Space diagonal
395044383.23054
Perimeter
684236943
Area
2.2525330094249E+16
Altitude
197522191.61527
Surface area
2.2525330094249E+16
Volume
1.3982651828396E+24
Height
107517462.74081