145747 is an odd 6-digits composite number following 145746
and preceding 145748 . In scientific notation, it is written as 1.45747 × 10^5.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 121992 positive integers (up to 145747) that are relatively prime to 145747.
145747 has 8 divisors, whose sum is 170496
The reverse of 145747 is 747541
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 28
Digital Root 1
Name
one hundred forty-five thousand seven hundred forty-seven
Scientific notation
1.45747 × 10^5
Engineering notation
1.45747 × 10^3
Prime Factorization
7 × 47 × 443
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
145747
Product of the distinct prime numbers
The prime factorization of 145747 is 7 × 47 × 443.
Since it has a total of 3 prime factors.
10 , 9 , 94 , 21 , 155 , 344 , 1664 , 2959 , 68456 , 10232 , 619686 , 392496 , 427788 , 3174621 , 58629281 , 19600692 , 535362777 , 476383524 , 4577106473 , 551153880
n×2
291494
n×3
437241
n×4
582988
n×5
728735
n÷2
72873.5
n÷3
48582.333333333
n÷3
36436.75
n÷5
29149.4
n2
21242188009
n3
3095985175747723
n4
4.512305514097E+20
n5
6.576549917631E+25
2 √n
381.76825431143
3 √n
52.625941027664
4 √n
19.538890815792
5 √n
10.78251137147
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
-145746
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 145747 can be divided by 8 positive divisors.
The sum of these divisors (counting 145747) is 1, the average is 0.125.
Base
System
Value
2
Binary
100011100101010011
3
Ternary
21101221001
4
Quaternary
203211103
5
Quinary
14130442
6
Senary
3042431
8
Octal
434523
10
Decimal
145747
12
Duodecimal
70417
16
Hexadecimal
23953
20
Vigesimal
i477
36
Base36
34gj
md5
f9fa2e8f5ed2891ee7bd8a7f8b06c0ef
sha1
ecf2de3bcba45406fc832847250b5a11366c7b59
sha256
ef6cc9bc35ff04ab6bb92c512437927de8ae6a46ee2ae59b6130a4ef72d91356
sha512
99107ea1b50d14b436a57e0bb6ac9bf6e4e92abbd352281a9e5336a382ff231bc6cec71a8fde8466c4571eb2ce43a07f0065ab8bb2ed340d0811162e9268e39e
ripemd-160
f6b061d7257b807c66d920116b1276f23bc01021
Diameter
291494
Circumference
915755.4089655
Area
66734301795.248
Volume
1.2968432378336E+16
Surface area
266937207180.99
Circumference
915755.4089655
Perimeter
582988
Area
21242188009
Diagonal
206117.38407519
Surface area
127453128054
Volume
3095985175747723
Space diagonal
252441.20905074
Perimeter
437241
Area
9198137223.8796
Altitude
126220.60452537
Surface area
9198137223.8796
Volume
3.6486535203737E+14
Height
68705.794691731