749289945 is an odd 9-digits composite number following 749289944
and preceding 749289946 . In scientific notation, it is written as 7.49289945 × 10^8.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 399301440 positive integers (up to 749289945) that are relatively prime to 749289945.
749289945 has 8 divisors, whose sum is 799882368
The reverse of 749289945 is 549982947
Previous prime number is 1291
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 57
Digital Root 3
Name
seven hundred forty-nine million two hundred eighty-nine thousand nine hundred forty-five
Scientific notation
7.49289945 × 10^8
Engineering notation
7.49289945 × 10^6
Prime Factorization
15 × 1291 × 38693
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
749289945
Product of the distinct prime numbers
The prime factorization of 749289945 is 15 × 1291 × 38693.
Since it has a total of 3 prime factors.
4 , 5 , 23 , 49 , 88 , 592 , 2115 , 332 , 9335 , 51290 , 702331 , 402261 , 4887361 , 5326449 , 55471432 , 20332072 , 208431849 , 385339404 , 7583607615 , 2316800327
n×2
1498579890
n×3
2247869835
n×4
2997159780
n×5
3746449725
n÷2
374644972.5
n÷3
249763315
n÷3
187322486.25
n÷5
149857989
n2
561435421678103025
n3
4.2067791623024E+26
n4
3.1520973271487E+35
n5
2.3618348328939E+44
2 √n
27373.161034122
3 √n
908.27348242592
4 √n
165.44836364897
5 √n
59.556611572826
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
-749289944
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 749289945 can be divided by 8 positive divisors.
The sum of these divisors (counting 749289945) is 1, the average is 0.125.
Base
System
Value
2
Binary
101100101010010100000111011001
3
Ternary
1221012220212120110
4
Quaternary
230222110013121
5
Quinary
3013304234240
6
Senary
202203514533
8
Octal
5452240731
10
Decimal
749289945
12
Duodecimal
18ab28a49
16
Hexadecimal
2ca941d9
20
Vigesimal
be314h5
36
Base36
ce3vtl
md5
0dff8ab517796fc5fe5e69ccd8f2768e
sha1
c306b06aef7592d8ed7391aa2b8698b6058f235f
sha256
1be968fe123a0d25e9847b3838eb1533666db93bad03ca8e64b569456d6c8d59
sha512
27461fec48bdb30a59e22aedb42d41a982d82e20dcc5e4d123ad5ea5ffe4df35be65725e8625bbf0117b35f6d58228adb3a90701b12cebae8706e64bd311c82f
ripemd-160
82f5027ae13118a46368541877f27a9f061d9d46
Diameter
1498579890
Circumference
4707927573.2414
Area
1.763801396209E+18
Volume
1.7621315348752E+27
Surface area
7.0552055848361E+18
Circumference
4707927573.2414
Perimeter
2997159780
Area
561435421678103025
Diagonal
1059656002.3688
Surface area
3368612530068618150
Volume
4.2067791623024E+26
Space diagonal
1297808254.3405
Perimeter
2247869835
Area
2.4310866887883E+17
Altitude
648904127.17024
Surface area
2.4310866887883E+17
Volume
4.9577367876971E+25
Height
353218667.45626