3906721 is an odd 7-digits composite number following 3906720
and preceding 3906722 . In scientific notation, it is written as 3.906721 × 10^6.
The sum of its digits is 28. It has a total of 4 prime factors and 12 positive divisors.
There are 3090528 positive integers (up to 3906721) that are relatively prime to 3906721.
3906721 has 12 divisors, whose sum is 4894932
The reverse of 3906721 is 1276093
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 28
Digital Root 1
Name
three million nine hundred six thousand seven hundred twenty-one
Scientific notation
3.906721 × 10^6
Engineering notation
3.906721 × 10^6
Prime Factorization
13 × 7 × 7 × 6133
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
558103
Product of the distinct prime numbers
The prime factorization of 3906721 is 13 × 7 × 7 × 6133.
Since it has a total of 4 prime factors.
1 , 7 , 16 , 100 , 443 , 395 , 7161 , 1515 , 635 , 64109 , 355110 , 719179 , 3458116 , 8318637 , 97749201 , 73494047 , 668890775 , 372758842 , 7217751085 , 3305687419
n×2
7813442
n×3
11720163
n×4
15626884
n×5
19533605
n÷2
1953360.5
n÷3
1302240.3333333
n÷3
976680.25
n÷5
781344.2
n2
15262468971841
n3
5.962620804414E+19
n4
2.3294295911641E+26
n5
9.1004315018222E+32
2 √n
1976.5426886359
3 √n
157.49646082582
4 √n
44.458325301746
5 √n
20.814332090518
1 , 7 , 13 , 49 , 91 , 637 , 6133 , 42931 , 79729 , 300517 , 558103 , 3906721
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
-3906720
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 3906721 can be divided by 12 positive divisors.
The sum of these divisors (counting 3906721) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1110111001110010100001
3
Ternary
21100111000101
4
Quaternary
32321302201
5
Quinary
2000003341
6
Senary
215422401
8
Octal
16716241
10
Decimal
3906721
12
Duodecimal
1384a01
16
Hexadecimal
3b9ca1
20
Vigesimal
1486g1
36
Base36
2bqg1
md5
5911ce5aed48794415fdf4a9f1893a92
sha1
5f0f67b80d5f385a4c6ada12e20f77f8e62f18a1
sha256
cc738cfbabdcd596ba4b4cc10efc4f4f53df008594736f9e978971c95c081c5b
sha512
9f9f08302c72056c8a74cfb46493219ec2529d2136afbd4a6c31f400ba77ae039a383dfe55769a435d212c6268f6893abaae61913b2f86b8c296ea0562ea33e5
ripemd-160
35acca75d05430560e53ab88e1c39d656e8392c2
Diameter
7813442
Circumference
24546651.98645
Area
47948460397578
Volume
2.4976167620385E+20
Surface area
1.9179384159031E+14
Circumference
24546651.98645
Perimeter
15626884
Area
15262468971841
Diagonal
5524937.8226078
Surface area
91574813831046
Volume
5.962620804414E+19
Space diagonal
6766639.2629963
Perimeter
11720163
Area
6608842927043
Altitude
3383319.6314981
Surface area
6608842927043
Volume
7.0270160074085E+18
Height
1841645.9408693