1289845345 is an odd 10-digits composite number following 1289845344
and preceding 1289845346 . In scientific notation, it is written as 1.289845345 × 10^9.
The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors.
There are 1003199040 positive integers (up to 1289845345) that are relatively prime to 1289845345.
1289845345 has 16 divisors, whose sum is 1590896448
The reverse of 1289845345 is 5435489821
Previous prime number is 2011
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 49
Digital Root 4
Name
one billion two hundred eighty-nine million eight hundred forty-five thousand three hundred forty-five
Scientific notation
1.289845345 × 10^9
Engineering notation
1.289845345 × 10^9
Prime Factorization
5 × 37 × 2011 × 3467
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1289845345
Product of the distinct prime numbers
The prime factorization of 1289845345 is 5 × 37 × 2011 × 3467.
Since it has a total of 4 prime factors.
3 , 6 , 81 , 94 , 286 , 725 , 4739 , 5379 , 58643 , 89186 , 839329 , 824151 , 2009551 , 4977562 , 24589009 , 89348814 , 955909053 , 342214031 , 3862283666 , 2970246977
n×2
2579690690
n×3
3869536035
n×4
5159381380
n×5
6449226725
n÷2
644922672.5
n÷3
429948448.33333
n÷3
322461336.25
n÷5
257969069
n2
1663701014018169025
n3
2.1459170084031E+27
n4
2.7679010640451E+36
n5
3.5701643028791E+45
2 √n
35914.416951971
3 √n
1088.5437290119
4 √n
189.5109942773
5 √n
66.390742866838
1 , 5 , 37 , 185 , 2011 , 3467 , 10055 , 17335 , 74407 , 128279 , 372035 , 641395 , 6972137 , 34860685 , 257969069 , 1289845345
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
-1289845344
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 1289845345 can be divided by 16 positive divisors.
The sum of these divisors (counting 1289845345) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100111000010111101001100001
3
Ternary
10022220001221011211
4
Quaternary
1030320113221201
5
Quinary
10120200022340
6
Senary
331553510121
8
Octal
11470275141
10
Decimal
1289845345
12
Duodecimal
2bbb72341
16
Hexadecimal
4ce17a61
20
Vigesimal
1031ad75
36
Base36
lbxv1d
md5
7d2dbe19cd52c90ce28c520df8ad19db
sha1
bf0ae41e2d4030a0213c69c63eafe7942786f7dd
sha256
c815fda10338286d22ea806e940a71ce66703d63770a4efb1bd9f543703f3735
sha512
df171b55b5eedc702fbd331ec2d35b29fc6007fd3298c4fd2b70c3af64b35dfcd3825f1c0a3c36013bd3e76d5a85160d296b02c07b7234ae5956571c257f9070
ripemd-160
8afef89886077693650aa216b4e7df2dd3e7a52d
Diameter
2579690690
Circumference
8104337320.238
Area
5.2266708834094E+18
Volume
8.9887961450835E+27
Surface area
2.0906683533637E+19
Circumference
8104337320.238
Perimeter
5159381380
Area
1663701014018169025
Diagonal
1824116780.2628
Surface area
9.982206084109E+18
Volume
2.1459170084031E+27
Space diagonal
2234077671.4462
Perimeter
3869536035
Area
7.2040367122083E+17
Altitude
1117038835.7231
Surface area
7.2040367122083E+17
Volume
2.528987447509E+26
Height
608038926.75427