40391605 is an odd 8-digits composite number following 40391604
and preceding 40391606 . In scientific notation, it is written as 4.0391605 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 16 positive divisors.
There are 30421440 positive integers (up to 40391605) that are relatively prime to 40391605.
40391605 has 16 divisors, whose sum is 51393024
The reverse of 40391605 is 50619304
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
forty million three hundred ninety-one thousand six hundred five
Scientific notation
4.0391605 × 10^7
Engineering notation
4.0391605 × 10^6
Prime Factorization
5 × 37 × 31 × 7043
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
40391605
Product of the distinct prime numbers
The prime factorization of 40391605 is 5 × 37 × 31 × 7043.
Since it has a total of 4 prime factors.
1 , 2 , 93 , 43 , 630 , 163 , 8048 , 9533 , 57369 , 52009 , 34437 , 258154 , 1409822 , 4323808 , 35958764 , 63916594 , 562031367 , 893921796 , 528638237 , 3487397791
n×2
80783210
n×3
121174815
n×4
161566420
n×5
201958025
n÷2
20195802.5
n÷3
13463868.333333
n÷3
10097901.25
n÷5
8078321
n2
1631481754476025
n3
6.5898166591503E+22
n4
2.6617327151882E+30
n5
1.0751165644746E+38
2 √n
6355.4390092267
3 √n
343.10762544972
4 √n
79.721007326969
5 √n
33.209185351194
1 , 5 , 31 , 37 , 155 , 185 , 1147 , 5735 , 7043 , 35215 , 218333 , 260591 , 1091665 , 1302955 , 8078321 , 40391605
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-40391604
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 40391605 can be divided by 16 positive divisors.
The sum of these divisors (counting 40391605) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10011010000101001110110101
3
Ternary
2211000002212101
4
Quaternary
2122011032311
5
Quinary
40320012410
6
Senary
4001422101
8
Octal
232051665
10
Decimal
40391605
12
Duodecimal
1163a931
16
Hexadecimal
26853b5
20
Vigesimal
cc8j05
36
Base36
o1qd1
md5
b7edaec33d316d98efe260f63063c03c
sha1
0e47ffd293e82398466a689be70c6a28d0bf67f7
sha256
b74635cd51623c9e478592b29a153f08c79d33c801a5db0f1ecaaa985d6e8123
sha512
e87851637acbda8fa4b7734fdc41bd868b38078b99fc4d6453fe45c20c726a3433fc7af5e006412b755e956c961baaf5e8880918e0666e5e691868f65f456f32
ripemd-160
2bda65e99dbc3ca8abde660455071100d1e3b439
Diameter
80783210
Circumference
253787939.0694
Area
5.1254510943277E+15
Volume
2.7603359473187E+23
Surface area
2.0501804377311E+16
Circumference
253787939.0694
Perimeter
161566420
Area
1631481754476025
Diagonal
57122355.597017
Surface area
9788890526856150
Volume
6.5898166591503E+22
Space diagonal
69960312.059253
Perimeter
121174815
Area
7.0645232259352E+14
Altitude
34980156.029627
Surface area
7.0645232259352E+14
Volume
7.7661734107687E+21
Height
19040785.199006