40856721 is an odd 8-digits composite number following 40856720
and preceding 40856722 . In scientific notation, it is written as 4.0856721 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 27237812 positive integers (up to 40856721) that are relatively prime to 40856721.
40856721 has 4 divisors, whose sum is 54475632
The reverse of 40856721 is 12765804
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
forty million eight hundred fifty-six thousand seven hundred twenty-one
Scientific notation
4.0856721 × 10^7
Engineering notation
4.0856721 × 10^6
Prime Factorization
3 × 13618907
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
40856721
Product of the distinct prime numbers
The prime factorization of 40856721 is 3 × 13618907.
Since it has a total of 2 prime factors.
7 , 9 , 77 , 56 , 570 , 658 , 4751 , 1634 , 34882 , 43465 , 777261 , 270967 , 2108124 , 4482150 , 62179859 , 32533060 , 963413502 , 696392224 , 9408161324 , 4412185936
n×2
81713442
n×3
122570163
n×4
163426884
n×5
204283605
n÷2
20428360.5
n÷3
13618907
n÷3
10214180.25
n÷5
8171344.2
n2
1669271650871841
n3
6.820096611288E+22
n4
2.7864678444044E+30
n5
1.138459392943E+38
2 √n
6391.9262354943
3 √n
344.41958277795
4 √n
79.949523047322
5 √n
33.285317335626
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
-40856720
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 40856721 can be divided by 4 positive divisors.
The sum of these divisors (counting 40856721) is 1, the average is 0.25.
Base
System
Value
2
Binary
10011011110110110010010001
3
Ternary
2211212201212220
4
Quaternary
2123312302101
5
Quinary
40424403341
6
Senary
4015411253
8
Octal
233666221
10
Decimal
40856721
12
Duodecimal
11823b29
16
Hexadecimal
26f6c91
20
Vigesimal
cf71g1
36
Base36
obp8x
md5
89d73b2476afd440c6882b432f3e5860
sha1
70633bfc550e48ef0ac95db9a778b894ea08ff4b
sha256
3d1025aa12ae45b2f21bb6131eccfc20fc5561d9106d857616aba40e3b6282cc
sha512
3dc878159794db2091685d2f0ebf0066b39028a9b297e516d48ecbcf5f5039eed2d0f2a4204a51588ac70563d96ad54996a24133074decfa5949f5854f302b51
ripemd-160
680cdd4ca9717998ee83adce93da51e2f87af5f8
Diameter
81713442
Circumference
256710349.08674
Area
5.2441715552247E+15
Volume
2.856795388106E+23
Surface area
2.0976686220899E+16
Circumference
256710349.08674
Perimeter
163426884
Area
1669271650871841
Diagonal
57780128.952294
Surface area
10015629905231046
Volume
6.820096611288E+22
Space diagonal
70765916.602666
Perimeter
122570163
Area
7.228158277361E+14
Altitude
35382958.301333
Surface area
7.228158277361E+14
Volume
8.0375609369819E+21
Height
19260042.984098