642790372 is an even 9-digits composite number following 642790371
and preceding 642790373 . In scientific notation, it is written as 6.42790372 × 10^8.
The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors.
There are 275481576 positive integers (up to 642790372) that are relatively prime to 642790372.
642790372 has 12 divisors, whose sum is 1285580800
The reverse of 642790372 is 273097246
Previous prime number is 7
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
six hundred forty-two million seven hundred ninety thousand three hundred seventy-two
Scientific notation
6.42790372 × 10^8
Engineering notation
6.42790372 × 10^6
Prime Factorization
2 × 2 × 7 × 22956799
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
321395186
Product of the distinct prime numbers
The prime factorization of 642790372 is 2 × 2 × 7 × 22956799.
Since it has a total of 4 prime factors.
10 , 8 , 75 , 5 , 975 , 167 , 2165 , 2926 , 15452 , 28978 , 233874 , 718503 , 3559494 , 7995277 , 17751330 , 10642830 , 394677306 , 327698921 , 2120455278 , 3997051505
n×2
1285580744
n×3
1928371116
n×4
2571161488
n×5
3213951860
n÷2
321395186
n÷3
214263457.33333
n÷3
160697593
n÷5
128558074.4
n2
413179462335898384
n3
2.6558778029765E+26
n4
1.7071726809618E+35
n5
1.0973541626637E+44
2 √n
25353.310868603
3 √n
863.02449235799
4 √n
159.22723029872
5 √n
57.758229574225
1 , 2 , 4 , 7 , 14 , 28 , 22956799 , 45913598 , 91827196 , 160697593 , 321395186 , 642790372
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-642790371
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 642790372 can be divided by 12 positive divisors.
The sum of these divisors (counting 642790372) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100110010100000011001111100100
3
Ternary
1122210112010121211
4
Quaternary
212110003033210
5
Quinary
2304023242442
6
Senary
143441121204
8
Octal
4624031744
10
Decimal
642790372
12
Duodecimal
15b329204
16
Hexadecimal
265033e4
20
Vigesimal
a0h8fic
36
Base36
amp884
md5
224dbc30f282d72c9f0563b23b65e0eb
sha1
fcbfbdf5c285b35d9413456d2bf8502b79ea2218
sha256
cfa1d7db827acedd36084f19590c7b938b6cc0e631d0128cffe104166de5b317
sha512
8133e2bf8fa5797851e61907ca01962060e4725926ae2a887313b3f0ea417df1fe334bd81c66f8b1d9baf152c02081aeb5a6ae7d29ea8946e9f594628064c65d
ripemd-160
0375cb1e13d789a36afcf51afeb294136857cca4
Diameter
1285580744
Circumference
4038771020.9469
Area
1.2980415634886E+18
Volume
1.1124914926218E+27
Surface area
5.1921662539546E+18
Circumference
4038771020.9469
Perimeter
2571161488
Area
413179462335898384
Diagonal
909042861.84525
Surface area
2479076774015390304
Volume
2.6558778029765E+26
Space diagonal
1113345582.9201
Perimeter
1928371116
Area
1.7891195535244E+17
Altitude
556672791.46005
Surface area
1.7891195535244E+17
Volume
3.1299820074792E+25
Height
303014287.28175