1288493361 is an odd 10-digits composite number following 1288493360
and preceding 1288493362 . In scientific notation, it is written as 1.288493361 × 10^9.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 857809656 positive integers (up to 1288493361) that are relatively prime to 1288493361.
1288493361 has 8 divisors, whose sum is 1433635840
The reverse of 1288493361 is 1633948821
Previous prime number is 727
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 45
Digital Root 9
Name
one billion two hundred eighty-eight million four hundred ninety-three thousand three hundred sixty-one
Scientific notation
1.288493361 × 10^9
Engineering notation
1.288493361 × 10^9
Prime Factorization
9 × 727 × 196927
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1288493361
Product of the distinct prime numbers
The prime factorization of 1288493361 is 9 × 727 × 196927.
Since it has a total of 3 prime factors.
1 , 6 , 60 , 41 , 569 , 710 , 8891 , 9158 , 19415 , 73425 , 499312 , 505460 , 7405974 , 6141571 , 79951412 , 60133450 , 965688024 , 100791816 , 9884615973 , 682863494
n×2
2576986722
n×3
3865480083
n×4
5153973444
n×5
6442466805
n÷2
644246680.5
n÷3
429497787
n÷3
322123340.25
n÷5
257698672.2
n2
1660215141341076321
n3
2.1391761874497E+27
n4
2.7563143155382E+36
n5
3.5514926964002E+45
2 √n
35895.589715173
3 √n
1088.1632678432
4 √n
189.46131456097
5 √n
66.376819200795
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
-1288493360
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 1288493361 can be divided by 8 positive divisors.
The sum of these divisors (counting 1288493361) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110011001101100100110001
3
Ternary
10022210112020121100
4
Quaternary
1030303031210301
5
Quinary
10114323241421
6
Senary
331504515013
8
Octal
11463154461
10
Decimal
1288493361
12
Duodecimal
2bb61ba69
16
Hexadecimal
4cccd931
20
Vigesimal
102d1d81
36
Base36
lb4vu9
md5
ed60484e15c69171d0641616f90d3367
sha1
2327833a24017da03841e388136431ea7b601416
sha256
18be7a1beeebf5d80ec63549d34ee85e4c190e73afd69fbad62d8e383d0a7f2f
sha512
7498a62d6b2e21a86013e99154842d540d5ff4bbd0b5ff53575ce3814328f1a9faacba3b9affd48faff4cbeff933749baa0b113a6ea44686bd424742ba9959fe
ripemd-160
13ef99465504a36c9c456f5cd55bcf4c50e82a16
Diameter
2576986722
Circumference
8095842554.2336
Area
5.2157196914157E+18
Volume
8.9605602603014E+27
Surface area
2.0862878765663E+19
Circumference
8095842554.2336
Perimeter
5153973444
Area
1660215141341076321
Diagonal
1822204786.1539
Surface area
9.9612908480465E+18
Volume
2.1391761874497E+27
Space diagonal
2231735966.4672
Perimeter
3865480083
Area
7.1889424407447E+17
Altitude
1115867983.2336
Surface area
7.1889424407447E+17
Volume
2.5210433138307E+26
Height
607401595.38463