745642945 is an odd 9-digits composite number following 745642944
and preceding 745642946 . In scientific notation, it is written as 7.45642945 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 596514352 positive integers (up to 745642945) that are relatively prime to 745642945.
745642945 has 4 divisors, whose sum is 894771540
The reverse of 745642945 is 549246547
Previous prime number is 5
Is Prime? no Number parity odd Number length 9 Sum of Digits 46 Digital Root 1
Name
seven hundred forty-five million six hundred forty-two thousand nine hundred forty-five
Scientific notation
7.45642945 × 10^8
Engineering notation
7.45642945 × 10^6
Prime Factorization
5 × 149128589
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
745642945 Product of the distinct prime numbers
The prime factorization of 745642945 is 5 × 149128589.
Since it has a total of 2 prime factors.
3 , 1 , 90 , 33 , 419 , 818 , 4919 , 6786 , 22756 , 97978 , 444193 , 919756 , 2539118 , 641186 , 73384973 , 81313388 , 799899317 , 814194507 , 1840122792 , 4286702460
n×2
1491285890
n×3
2236928835
n×4
2982571780
n×5
3728214725
n÷2
372821472.5
n÷3
248547648.33333
n÷3
186410736.25
n÷5
149128589
n2
555983401428273025
n3
4.1456510081209E+26
n4
3.0911754266375E+35
n5
2.3049131486296E+44
2 √n27306.463429013
3 √n906.79747960869
4 √n165.246674487
5 √n59.498522690779
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-745642944 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 745642945 can be divided by 4 positive divisors.
The sum of these divisors (counting 745642945) is 1, the average is 0.25.
Base
System
Value
2
Binary
101100011100011001101111000001
3
Ternary
1220222001120211101
4
Quaternary
230130121233001
5
Quinary
3011341033240
6
Senary
201553414401
8
Octal
5434315701
10
Decimal
745642945
12
Duodecimal
18986a401
16
Hexadecimal
2c719bc1
20
Vigesimal
bd05775
36
Base36
cbxps1
md5
4d76dc3de561142d615e8fef73dfbf3b
sha1
7ee6920f48177f984ee0f3af4cf46ee1eb1fb872
sha256
33d2cefed4f540090bb14318f578115d3ad9f2c1c0eb26d06de3f16d0f87d202
sha512
191d58bcd7cf2f1c19364cca95036faf1ee9ed330727d2636569e97cd6179698911e1a6bfcd72fa4062b44d49854f392b3254813d05bed1631926e34b244bbf8
ripemd-160
ef0fc49a534aad0a9b3491ee619b14fd1529c6c9
Diameter
1491285890
Circumference
4685012796.4261
Area
1.7466733694449E+18
Volume
1.736526233528E+27
Surface area
6.9866934777797E+18
Circumference
4685012796.4261
Perimeter
2982571780
Area
555983401428273025
Diagonal
1054498365.5068
Surface area
3335900408569638150
Volume
4.1456510081209E+26
Space diagonal
1291491465.0453
Perimeter
2236928835
Area
2.4074787485968E+17
Altitude
645745732.52264
Surface area
2.4074787485968E+17
Volume
4.8856965671253E+25
Height
351499455.16894