749420145 is an odd 9-digits composite number following 749420144
and preceding 749420146 . In scientific notation, it is written as 7.49420145 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 399188736 positive integers (up to 749420145) that are relatively prime to 749420145.
749420145 has 16 divisors, whose sum is 1067180800
The reverse of 749420145 is 541024947
Previous prime number is 829
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
seven hundred forty-nine million four hundred twenty thousand one hundred forty-five
Scientific notation
7.49420145 × 10^8
Engineering notation
7.49420145 × 10^6
Prime Factorization
3 × 15 × 829 × 20089
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
749420145
Product of the distinct prime numbers
The prime factorization of 749420145 is 3 × 15 × 829 × 20089.
Since it has a total of 4 prime factors.
6 , 3 , 39 , 11 , 58 , 952 , 4126 , 3313 , 52215 , 98692 , 378595 , 12570 , 1216797 , 9130459 , 62776054 , 87046479 , 498744576 , 354191397 , 9654263347 , 3089178961
n×2
1498840290
n×3
2248260435
n×4
2997680580
n×5
3747100725
n÷2
374710072.5
n÷3
249806715
n÷3
187355036.25
n÷5
149884029
n2
561630553731821025
n3
4.2089725101413E+26
n4
3.1542887888511E+35
n5
2.3638875615127E+44
2 √n
27375.539172772
3 √n
908.32608794453
4 √n
165.45555044414
5 √n
59.558681194064
1 , 3 , 15 , 45 , 829 , 2487 , 12435 , 20089 , 37305 , 60267 , 301335 , 904005 , 16653781 , 49961343 , 249806715 , 749420145
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-749420144
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 749420145 can be divided by 16 positive divisors.
The sum of these divisors (counting 749420145) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101100101010110011111001110001
3
Ternary
1221020011111011200
4
Quaternary
230222303321301
5
Quinary
3013322421040
6
Senary
202210401413
8
Octal
5452637161
10
Decimal
749420145
12
Duodecimal
18ab90269
16
Hexadecimal
2cab3e71
20
Vigesimal
be3ha75
36
Base36
ce6oa9
md5
5992a219cb4b7b4ffe3dbb422b0c2da4
sha1
b057d5549ce9456d0e622bc0008cf81f422bf9c9
sha256
be8451257c4d31a7dd38cccb93c1b969ca93dc18af255c6d113e10cb12780147
sha512
032aafb1694f9af14945ac93b56c2f147389a96a029652df73c33924c382bf957bdebe8e802c1eec8cb89c3d5c5f0f9e42f216524c7a94de2604030ed46a769f
ripemd-160
83406b03b192d5c48cc1eea9819929ddcf9b00b2
Diameter
1498840290
Circumference
4708745643.9684
Area
1.7644144216355E+18
Volume
1.7630502822695E+27
Surface area
7.0576576865418E+18
Circumference
4708745643.9684
Perimeter
2997680580
Area
561630553731821025
Diagonal
1059840132.9746
Surface area
3369783322390926150
Volume
4.2089725101413E+26
Space diagonal
1298033767.3556
Perimeter
2248260435
Area
2.4319316353664E+17
Altitude
649016883.67782
Surface area
2.4319316353664E+17
Volume
4.9603216729145E+25
Height
353280044.32487