68762021 is an odd 8-digits composite number following 68762020
and preceding 68762022 . In scientific notation, it is written as 6.8762021 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 66903552 positive integers (up to 68762021) that are relatively prime to 68762021.
68762021 has 4 divisors, whose sum is 70620492
The reverse of 68762021 is 12026786
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
sixty-eight million seven hundred sixty-two thousand twenty-one
Scientific notation
6.8762021 × 10^7
Engineering notation
6.8762021 × 10^6
Prime Factorization
37 × 1858433
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68762021
Product of the distinct prime numbers
The prime factorization of 68762021 is 37 × 1858433.
Since it has a total of 2 prime factors.
1 , 4 , 40 , 5 , 821 , 766 , 5267 , 1768 , 51221 , 28817 , 374271 , 483419 , 2936529 , 9987254 , 42423783 , 75536251 , 545070098 , 438458651 , 468002224 , 130009692
n×2
137524042
n×3
206286063
n×4
275048084
n×5
343810105
n÷2
34381010.5
n÷3
22920673.666667
n÷3
17190505.25
n÷5
13752404.2
n2
4728215532004441
n3
3.2512165570422E+23
n4
2.2356022117088E+31
n5
1.5372452622917E+39
2 √n
8292.2868377788
3 √n
409.68451042035
4 √n
91.061994475076
5 √n
36.937689521656
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
-68762020
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 68762021 can be divided by 4 positive divisors.
The sum of these divisors (counting 68762021) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000110010011100110100101
3
Ternary
11210101110202112
4
Quaternary
10012103212211
5
Quinary
120100341041
6
Senary
10453450405
8
Octal
406234645
10
Decimal
68762021
12
Duodecimal
1b040a05
16
Hexadecimal
41939a5
20
Vigesimal
119f511
36
Base36
14xt45
md5
9761d24ee363738c0569c11c39f8ee6e
sha1
467be5d89840b90f8f7e2587eb5fc5b274975a93
sha256
db00b3717ef522de4209b7acf3b1e35c24e719b0a5b91934f1d7fc14feb7f1b5
sha512
035d83a36627ad8df1a3fe38faa7927e2bed48bb4eb571f05a42684bf1943e2cb3e668beab4c36c7c986bf556754c888e3417baf6d143fb11075c28ca8aaafcd
ripemd-160
e4c248f97d44b011d2aa08407baf871606111e39
Diameter
137524042
Circumference
432044520.03917
Area
1.4854127179934E+16
Volume
1.3618664067778E+24
Surface area
5.9416508719737E+16
Circumference
432044520.03917
Perimeter
275048084
Area
4728215532004441
Diagonal
97244182.674384
Surface area
28369293192026646
Volume
3.2512165570422E+23
Space diagonal
119099314.00312
Perimeter
206286063
Area
2.047377382642E+15
Altitude
59549657.001559
Surface area
2.047377382642E+15
Volume
3.8315954576508E+22
Height
32414727.558128