145871805 is an odd 9-digits composite number following 145871804
and preceding 145871806 . In scientific notation, it is written as 1.45871805 × 10^8.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 77748288 positive integers (up to 145871805) that are relatively prime to 145871805.
145871805 has 16 divisors, whose sum is 233544960
The reverse of 145871805 is 508178541
Previous prime number is 3343
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred forty-five million eight hundred seventy-one thousand eight hundred five
Scientific notation
1.45871805 × 10^8
Engineering notation
1.45871805 × 10^6
Prime Factorization
3 × 5 × 3343 × 2909
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
145871805
Product of the distinct prime numbers
The prime factorization of 145871805 is 3 × 5 × 3343 × 2909.
Since it has a total of 4 prime factors.
9 , 8 , 34 , 12 , 239 , 59 , 3771 , 4566 , 59289 , 91680 , 124206 , 433263 , 8854458 , 1883749 , 6943209 , 49058868 , 322259378 , 289398489 , 860025745 , 9819745963
n×2
291743610
n×3
437615415
n×4
583487220
n×5
729359025
n÷2
72935902.5
n÷3
48623935
n÷3
36467951.25
n÷5
29174361
n2
21278583493958025
n3
3.1039453821069E+24
n4
4.5277811550934E+32
n5
6.6047560973846E+40
2 √n
12077.740061783
3 √n
526.40958161723
4 √n
109.89877188478
5 √n
42.933300025725
1 , 3 , 5 , 15 , 2909 , 3343 , 8727 , 10029 , 14545 , 16715 , 43635 , 50145 , 9724787 , 29174361 , 48623935 , 145871805
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
-145871804
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 145871805 can be divided by 16 positive divisors.
The sum of these divisors (counting 145871805) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000101100011101001110111101
3
Ternary
101011111001111110
4
Quaternary
20230131032331
5
Quinary
244320344210
6
Senary
22250312233
8
Octal
1054351675
10
Decimal
145871805
12
Duodecimal
40a28679
16
Hexadecimal
8b1d3bd
20
Vigesimal
25bdja5
36
Base36
2eujel
md5
047622d3fdeab0dfa6404dbfcf3decb2
sha1
679b4ca52624a96bbe2252c8d20a7c0252d066b6
sha256
1762355abeb1ac2182796ccf1445f47eb47a21cfd4dac1e7242a086b57e63664
sha512
e065511dba9b71c786908a6e3c0a7a9b1b41b120b7100323b6ee901de5c2f5041817b83d8dcd2a83c803167ad1c1191fab204397d4d5fc72a81d65831f964d63
ripemd-160
06a7553d26e2cf5afd928439c9de44415a24b9ac
Diameter
291743610
Circumference
916539581.90777
Area
6.6848641583416E+16
Volume
1.3001776012761E+25
Surface area
2.6739456633366E+17
Circumference
916539581.90777
Perimeter
583487220
Area
21278583493958025
Diagonal
206293884.99884
Surface area
127671500963748150
Volume
3.1039453821069E+24
Space diagonal
252657377.65178
Perimeter
437615415
Area
9.2138969311579E+15
Altitude
126328688.82589
Surface area
9.2138969311579E+15
Volume
3.6580347135341E+23
Height
68764628.332948