145429891 is an odd 9-digits composite number following 145429890
and preceding 145429892 . In scientific notation, it is written as 1.45429891 × 10^8.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 141857928 positive integers (up to 145429891) that are relatively prime to 145429891.
145429891 has 8 divisors, whose sum is 149022720
The reverse of 145429891 is 198924541
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred forty-five million four hundred twenty-nine thousand eight hundred ninety-one
Scientific notation
1.45429891 × 10^8
Engineering notation
1.45429891 × 10^6
Prime Factorization
47 × 307 × 10079
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
145429891
Product of the distinct prime numbers
The prime factorization of 145429891 is 47 × 307 × 10079.
Since it has a total of 3 prime factors.
4 , 6 , 10 , 42 , 483 , 417 , 8619 , 4158 , 35685 , 66689 , 996319 , 996606 , 4246168 , 8288697 , 262287 , 22020487 , 621905875 , 288961899 , 8127175120 , 3545248
n×2
290859782
n×3
436289673
n×4
581719564
n×5
727149455
n÷2
72714945.5
n÷3
48476630.333333
n÷3
36357472.75
n÷5
29085978.2
n2
21149853196271881
n3
3.0758208449998E+24
n4
4.4731629022385E+32
n5
6.5053159329779E+40
2 √n
12059.431620105
3 √n
525.87746354084
4 √n
109.81544344993
5 √n
42.907255432314
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
-145429890
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 145429891 can be divided by 8 positive divisors.
The sum of these divisors (counting 145429891) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101010110001010110000011
3
Ternary
101010122121022021
4
Quaternary
20222301112003
5
Quinary
244212224031
6
Senary
22233022311
8
Octal
1052612603
10
Decimal
145429891
12
Duodecimal
40854997
16
Hexadecimal
8ab1583
20
Vigesimal
258ieeb
36
Base36
2el2f7
md5
123ed8f13ebf8e9563ff38996c6abcd2
sha1
d3a9a13b1ad3091d1d08453772105d7ff05ca1bc
sha256
f377a87cc1b0ce98b41b57347eb6dedd918c0db60ca5abcc290aedaf6eccafb6
sha512
260d0572d03703075f271b694947c91d5affb16a12ef09a2dcb852f0daa6e9cd0f423259d09303b56f7c9c4e559dfe0a3e01b64047cfe71516b495ab90b75c0b
ripemd-160
66a6705c5cca79c55be05dce03eafac5cead745c
Diameter
290859782
Circumference
913762954.35593
Area
6.644422342591E+16
Volume
1.2883968227213E+25
Surface area
2.6577689370364E+17
Circumference
913762954.35593
Perimeter
581719564
Area
21149853196271881
Diagonal
205668924.22664
Surface area
126899119177631286
Volume
3.0758208449998E+24
Space diagonal
251891960.1512
Perimeter
436289673
Area
9.1581550771415E+15
Altitude
125945980.0756
Surface area
9.1581550771415E+15
Volume
3.6248896286905E+23
Height
68556308.075547