745478905 is an odd 9-digits composite number following 745478904
and preceding 745478906 . In scientific notation, it is written as 7.45478905 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 593292288 positive integers (up to 745478905) that are relatively prime to 745478905.
745478905 has 8 divisors, whose sum is 899210952
The reverse of 745478905 is 509874547
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
seven hundred forty-five million four hundred seventy-eight thousand nine hundred five
Scientific notation
7.45478905 × 10^8
Engineering notation
7.45478905 × 10^6
Prime Factorization
5 × 193 × 772517
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
745478905
Product of the distinct prime numbers
The prime factorization of 745478905 is 5 × 193 × 772517.
Since it has a total of 3 prime factors.
2 , 8 , 14 , 45 , 21 , 345 , 2958 , 6288 , 6024 , 94668 , 689514 , 559629 , 4642711 , 9051922 , 80041057 , 33110269 , 192513268 , 99928326 , 1625344886 , 3625685566
n×2
1490957810
n×3
2236436715
n×4
2981915620
n×5
3727394525
n÷2
372739452.5
n÷3
248492968.33333
n÷3
186369726.25
n÷5
149095781
n2
555738797799999025
n3
4.1429155044996E+26
n4
3.0884561138019E+35
n5
2.3023788818576E+44
2 √n
27303.459579328
3 √n
906.73097683673
4 √n
165.23758525023
5 √n
59.495904548483
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
-745478904
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 745478905 can be divided by 8 positive divisors.
The sum of these divisors (counting 745478905) is 1, the average is 0.125.
Base
System
Value
2
Binary
101100011011110001101011111001
3
Ternary
1220221202020210211
4
Quaternary
230123301223321
5
Quinary
3011320311110
6
Senary
201550111121
8
Octal
5433615371
10
Decimal
745478905
12
Duodecimal
1897ab4a1
16
Hexadecimal
2c6f1af9
20
Vigesimal
bcj4h55
36
Base36
cbu77d
md5
7c69347bd730ac5d29a8566dba042290
sha1
1f99f195018e6b49d2de072466253d753e71fbbb
sha256
73413faf48417f83feb45ca2415c5bc42fd5aadca3e2e72d97481e07c2f5854e
sha512
724d2de79db64577eeda31a1d8b597ad522c15330f540834090d541865710983cdb90c2ed6f220a062788948506c6c7fb07f1d4ade25b2ff8e9a82f567cf2e10
ripemd-160
662e3a7ab8e96d31eec79982743df5cef7c0cc80
Diameter
1490957810
Circumference
4683982102.7083
Area
1.7459049244833E+18
Volume
1.7353803884506E+27
Surface area
6.9836196979332E+18
Circumference
4683982102.7083
Perimeter
2981915620
Area
555738797799999025
Diagonal
1054266377.914
Surface area
3334432786799994150
Volume
4.1429155044996E+26
Space diagonal
1291207339.4308
Perimeter
2236436715
Area
2.4064195838171E+17
Altitude
645603669.71541
Surface area
2.4064195838171E+17
Volume
4.8824727451909E+25
Height
351422125.97135