1645408742 is an even 10-digits composite number following 1645408741
and preceding 1645408743 . In scientific notation, it is written as 1.645408742 × 10^9.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 822704370 positive integers (up to 1645408742) that are relatively prime to 1645408742.
1645408742 has 4 divisors, whose sum is 2468113116
The reverse of 1645408742 is 2478045461
Previous prime number is 2
Is Prime? no
Number parity even
Number length 10
Sum of Digits 41
Digital Root 5
Name
one billion six hundred forty-five million four hundred eight thousand seven hundred forty-two
Scientific notation
1.645408742 × 10^9
Engineering notation
1.645408742 × 10^9
Prime Factorization
2 × 822704371
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1645408742
Product of the distinct prime numbers
The prime factorization of 1645408742 is 2 × 822704371.
Since it has a total of 2 prime factors.
10 , 3 , 94 , 2 , 20 , 635 , 5085 , 6076 , 19889 , 78534 , 304738 , 182399 , 8691686 , 5308519 , 72068848 , 76911448 , 48764705 , 711601030 , 7414575471 , 1465258580
n×2
3290817484
n×3
4936226226
n×4
6581634968
n×5
8227043710
n÷2
822704371
n÷3
548469580.66667
n÷3
411352185.5
n÷5
329081748.4
n2
2707369928250022564
n3
4.4547301477705E+27
n4
7.3298519283925E+36
n5
1.2060602440543E+46
2 √n
40563.638175095
3 √n
1180.5687055654
4 √n
201.40416623073
5 √n
69.703527980523
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
-1645408741
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 1645408742 can be divided by 4 positive divisors.
The sum of these divisors (counting 1645408742) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100010000100101111000111100110
3
Ternary
11020200010102110112
4
Quaternary
1202010233013212
5
Quinary
11332211034432
6
Senary
431134453022
8
Octal
14204570746
10
Decimal
1645408742
12
Duodecimal
39b064172
16
Hexadecimal
6212f1e6
20
Vigesimal
15e3g1h2
36
Base36
r7mtie
md5
93e6b5386ff65086fcb7078bbcf229c0
sha1
1f045c0baec0ddaa78a154f7a53c4b9f534a09fc
sha256
03e6b19456ab772926a8ff6d6cc065468c2d6ec55815bed355697c53a3e4611b
sha512
b862797e585783f316828b65e89b974cf84a5e297341ebb698acf3be219c16bbeb67c935d2fdd6b77c2d0925c26794ed3a60c20f4251e39d6ff0d3177267d54b
ripemd-160
9087745d5bd045a974a6605881ce2e602cc865c1
Diameter
3290817484
Circumference
10338408032.039
Area
8.5054534771402E+18
Volume
1.8659930007948E+28
Surface area
3.4021813908561E+19
Circumference
10338408032.039
Perimeter
6581634968
Area
2707369928250022564
Diagonal
2326959358.5837
Surface area
1.62442195695E+19
Volume
4.4547301477705E+27
Space diagonal
2849931540.362
Perimeter
4936226226
Area
1.1723255676533E+18
Altitude
1424965770.181
Surface area
1.1723255676533E+18
Volume
5.2499498264078E+26
Height
775653119.52788