83131805 is an odd 8-digits composite number following 83131804
and preceding 83131806 . In scientific notation, it is written as 8.3131805 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 64883200 positive integers (up to 83131805) that are relatively prime to 83131805.
83131805 has 8 divisors, whose sum is 102191544
The reverse of 83131805 is 50813138
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
eighty-three million one hundred thirty-one thousand eight hundred five
Scientific notation
8.3131805 × 10^7
Engineering notation
8.3131805 × 10^6
Prime Factorization
41 × 5 × 405521
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
83131805
Product of the distinct prime numbers
The prime factorization of 83131805 is 41 × 5 × 405521.
Since it has a total of 3 prime factors.
4 , 2 , 29 , 74 , 688 , 636 , 8567 , 4354 , 4879 , 22548 , 479277 , 423212 , 9322654 , 2824879 , 98911769 , 35769320 , 747998369 , 455283440 , 2289209870 , 8175138405
n×2
166263610
n×3
249395415
n×4
332527220
n×5
415659025
n÷2
41565902.5
n÷3
27710601.666667
n÷3
20782951.25
n÷5
16626361
n2
6910897002558025
n3
5.7451534199174E+23
n4
4.7760497379965E+31
n5
3.9704163548943E+39
2 √n
9117.66444875
3 √n
436.43784572155
4 √n
95.48646212291
5 √n
38.366611287896
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-83131804
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 83131805 can be divided by 8 positive divisors.
The sum of these divisors (counting 83131805) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111101000111110110011101
3
Ternary
12210102112101202
4
Quaternary
10331013312131
5
Quinary
132240204210
6
Senary
12125445245
8
Octal
475076635
10
Decimal
83131805
12
Duodecimal
23a10825
16
Hexadecimal
4f47d9d
20
Vigesimal
15jb9a5
36
Base36
1dhswt
md5
f2b1a05f8ca8ac0e45dd6b52dfa2b474
sha1
88b668525d16764ae7c6429d55b0d5ed405cfcf8
sha256
fde1df31bd3312ffe612fc253f95f0d162b5a5a01354d2b30484a46f0dd94a0d
sha512
94ddd8d4c22ddcfa759de89b192a5f8492c2273a15160284d846ff920c6a3d484c25167aa1f00ee1d72ddec058842c489a7b43eb5832816b8f4fe9f13cf28550
ripemd-160
981b3d15263c9c2fe148ba6abe061673e7e857e1
Diameter
166263610
Circumference
522332535.73532
Area
2.1711223252952E+16
Volume
2.4065242370345E+24
Surface area
8.6844893011808E+16
Circumference
522332535.73532
Perimeter
332527220
Area
6910897002558025
Diagonal
117566126.09556
Surface area
41465382015348150
Volume
5.7451534199174E+23
Space diagonal
143988509.98491
Perimeter
249395415
Area
2.9925061835765E+15
Altitude
71994254.992454
Surface area
2.9925061835765E+15
Volume
6.7707282369678E+22
Height
39188708.698518