7642021 is an odd 7-digits composite number following 7642020
and preceding 7642022 . In scientific notation, it is written as 7.642021 × 10^6.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 7613344 positive integers (up to 7642021) that are relatively prime to 7642021.
7642021 has 4 divisors, whose sum is 7670700
The reverse of 7642021 is 1202467
Previous prime number is 269
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 22
Digital Root 4
Name
seven million six hundred forty-two thousand twenty-one
Scientific notation
7.642021 × 10^6
Engineering notation
7.642021 × 10^6
Prime Factorization
269 × 28409
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
7642021
Product of the distinct prime numbers
The prime factorization of 7642021 is 269 × 28409.
Since it has a total of 2 prime factors.
5 , 4 , 76 , 22 , 294 , 45 , 9174 , 189 , 30770 , 13940 , 882587 , 144259 , 2397986 , 4731829 , 44670319 , 26207340 , 327132135 , 244380806 , 9238482423 , 7791428639
n×2
15284042
n×3
22926063
n×4
30568084
n×5
38210105
n÷2
3821010.5
n÷3
2547340.3333333
n÷3
1910505.25
n÷5
1528404.2
n2
58400484964441
n3
4.4629773250844E+20
n4
3.4106166440819E+27
n5
2.6064004017023E+34
2 √n
2764.4205541126
3 √n
196.97120521874
4 √n
52.577757218358
5 √n
23.803545281501
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
-7642020
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 7642021 can be divided by 4 positive divisors.
The sum of these divisors (counting 7642021) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101001001101110100101
3
Ternary
112101020212211
4
Quaternary
131021232211
5
Quinary
3424021041
6
Senary
431443421
8
Octal
35115645
10
Decimal
7642021
12
Duodecimal
2686571
16
Hexadecimal
749ba5
20
Vigesimal
27f511
36
Base36
4jsmd
md5
9ebd7663796148a867ef36d6920b032a
sha1
4321217c7936e55a39e3b6046b93110de696d888
sha256
1f7ca6ab5f7a6ce8670d949b7b36292ebed6412d883c3336f2a7acc8c1785818
sha512
5aefaf04cafa88eabb17136b010a4cd9d46734d0d8f00e158f2d56893e111dcadf59337972583b94df88c85aba12026cba425e1a8301513f4ee68b0d2dc5cbf9
ripemd-160
edfed12efb2940465c01b131c4272bc00a96e8ea
Diameter
15284042
Circumference
48016234.064358
Area
1.8347053453037E+14
Volume
1.8694475703497E+21
Surface area
7.3388213812148E+14
Circumference
48016234.064358
Perimeter
30568084
Area
58400484964441
Diagonal
10807449.74214
Surface area
350402909786646
Volume
4.4629773250844E+20
Space diagonal
13236368.644508
Perimeter
22926063
Area
25288151786269
Altitude
6618184.3222542
Surface area
25288151786269
Volume
5.2596692180817E+19
Height
3602483.24738