731640145 is an odd 9-digits composite number following 731640144
and preceding 731640146 . In scientific notation, it is written as 7.31640145 × 10^8.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 566430960 positive integers (up to 731640145) that are relatively prime to 731640145.
731640145 has 8 divisors, whose sum is 906289920
The reverse of 731640145 is 541046137
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
seven hundred thirty-one million six hundred forty thousand one hundred forty-five
Scientific notation
7.31640145 × 10^8
Engineering notation
7.31640145 × 10^6
Prime Factorization
5 × 31 × 4720259
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
731640145
Product of the distinct prime numbers
The prime factorization of 731640145 is 5 × 31 × 4720259.
Since it has a total of 3 prime factors.
9 , 10 , 31 , 50 , 661 , 820 , 4675 , 1231 , 92064 , 8317 , 522068 , 385802 , 2701287 , 7431236 , 62723227 , 68339769 , 802430288 , 39255286 , 8045485473 , 6633787650
n×2
1463280290
n×3
2194920435
n×4
2926560580
n×5
3658200725
n÷2
365820072.5
n÷3
243880048.33333
n÷3
182910036.25
n÷5
146328029
n2
535297301775621025
n3
3.9164499548922E+26
n4
2.8654320128826E+35
n5
2.0964650933931E+44
2 √n
27048.847387643
3 √n
901.08517045918
4 √n
164.46533795193
5 √n
59.273354384054
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
-731640144
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 731640145 can be divided by 8 positive divisors.
The sum of these divisors (counting 731640145) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011100110111111000101010001
3
Ternary
1212222201011121011
4
Quaternary
223212333011101
5
Quinary
2444244441040
6
Senary
200333330521
8
Octal
5346770521
10
Decimal
731640145
12
Duodecimal
185036a41
16
Hexadecimal
2b9bf151
20
Vigesimal
b8cf075
36
Base36
c3ll5d
md5
762f7e556159e41faf44215d25bfbfa7
sha1
f01b68052ca90aae7a49209296cc9ac1129998f5
sha256
8b53590909ef5e635b57aff46473c47fe35f72f26e9975ed08d8df3af0022db7
sha512
5f0050e4d4af353212b5e36400689a26670b3416178bad6de3c25865c8bb22b90eb0a14cfd850307b728da9b1c9639dfeccaf0749b3b212e7bf509fc77b471ff
ripemd-160
cf6d7411c4e5c4f2c828731b0037d6b2e7dad449
Diameter
1463280290
Circumference
4597030609.2067
Area
1.6816860707447E+18
Volume
1.6405187208589E+27
Surface area
6.7267442829789E+18
Circumference
4597030609.2067
Perimeter
2926560580
Area
535297301775621025
Diagonal
1034695415.8356
Surface area
3211783810653726150
Volume
3.9164499548922E+26
Space diagonal
1267237903.9971
Perimeter
2194920435
Area
2.3179053095748E+17
Altitude
633618951.99853
Surface area
2.3179053095748E+17
Volume
4.6155805354701E+25
Height
344898471.94521