642764448 is an even 9-digits composite number following 642764447
and preceding 642764449 . In scientific notation, it is written as 6.42764448 × 10^8.
The sum of its digits is 45. It has a total of 7 prime factors and 24 positive divisors.
There are 214254720 positive integers (up to 642764448) that are relatively prime to 642764448.
642764448 has 24 divisors, whose sum is 1406047860
The reverse of 642764448 is 844467246
Previous prime number is 9
Is Prime? no Number parity even Number length 9 Sum of Digits 45 Digital Root 9
Name
six hundred forty-two million seven hundred sixty-four thousand four hundred forty-eight
Scientific notation
6.42764448 × 10^8
Engineering notation
6.42764448 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 9 × 2231821
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
7 Total number of prime factors
rad Radical
40172778 Product of the distinct prime numbers
The prime factorization of 642764448 is 2 × 2 × 2 × 2 × 2 × 9 × 2231821.
Since it has a total of 7 prime factors.
1 , 1 , 52 , 9 , 36 , 175 , 6933 , 2378 , 78682 , 8729 , 265218 , 613485 , 3740442 , 3847292 , 987779 , 66379077 , 873728384 , 201117154 , 1849444604 , 1721335725
n×2
1285528896
n×3
1928293344
n×4
2571057792
n×5
3213822240
n÷2
321382224
n÷3
214254816
n÷3
160691112
n÷5
128552889.6
n2
413146135612744704
n3
2.6555564780046E+26
n4
1.7068972937174E+35
n5
1.097132896789E+44
2 √n25352.799608722
3 √n863.01289015781
4 √n159.22562484953
5 √n57.75776368408
1 , 2 , 4 , 8 , 9 , 16 , 18 , 32 , 36 , 72 , 144 , 288 , 2231821 , 4463642 , 8927284 , 17854568 , 20086389 , 35709136 , 40172778 , 71418272 , 80345556 , 160691112 , 321382224 , 642764448
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-642764447 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 642764448 can be divided by 24 positive divisors.
The sum of these divisors (counting 642764448) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100110010011111100111010100000
3
Ternary
1122210110211001200
4
Quaternary
212103330322200
5
Quinary
2304021430243
6
Senary
143440401200
8
Octal
4623747240
10
Decimal
642764448
12
Duodecimal
15b316200
16
Hexadecimal
264fcea0
20
Vigesimal
a0h5b28
36
Base36
amoo80
md5
b6ec00ad221e8366ca8ddf141151e6ca
sha1
545a67670ad2538e02e8dd69024a06ff49494962
sha256
73157be1f2c7f646c9ba586e33f0811774b1b3808edf559397961c69077d9eca
sha512
0950c89bf09dc7f0a124b29c0b34e568e5312781e8ce0893d40f299762f0889e0dde0f2d4fab95967e6c0c215fb46dce1784763d2435635ea0d0f5ad419bb114
ripemd-160
bfe5bd545d5e9b63c1a946a1d0965f718e0b3f95
Diameter
1285528896
Circumference
4038608135.651
Area
1.2979368645E+18
Volume
1.1123568963323E+27
Surface area
5.191747458E+18
Circumference
4038608135.651
Perimeter
2571057792
Area
413146135612744704
Diagonal
909006199.77286
Surface area
2478876813676468224
Volume
2.6555564780046E+26
Space diagonal
1113300681.235
Perimeter
1928293344
Area
1.78897524458E+17
Altitude
556650340.61748
Surface area
1.78897524458E+17
Volume
3.1296033223682E+25
Height
303002066.59095