1298471385 is an odd 10-digits composite number following 1298471384
and preceding 1298471386 . In scientific notation, it is written as 1.298471385 × 10^9.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 692518064 positive integers (up to 1298471385) that are relatively prime to 1298471385.
1298471385 has 8 divisors, whose sum is 2077554240
The reverse of 1298471385 is 5831748921
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 48
Digital Root 3
Name
one billion two hundred ninety-eight million four hundred seventy-one thousand three hundred eighty-five
Scientific notation
1.298471385 × 10^9
Engineering notation
1.298471385 × 10^9
Prime Factorization
5 × 3 × 86564759
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1298471385
Product of the distinct prime numbers
The prime factorization of 1298471385 is 5 × 3 × 86564759.
Since it has a total of 3 prime factors.
8 , 5 , 42 , 21 , 919 , 65 , 2699 , 9606 , 32964 , 9975 , 614697 , 285284 , 3229467 , 2297070 , 87021225 , 75001109 , 752729179 , 774185842 , 3012604914 , 9395892067
n×2
2596942770
n×3
3895414155
n×4
5193885540
n×5
6492356925
n÷2
649235692.5
n÷3
432823795
n÷3
324617846.25
n÷5
259694277
n2
1686027937663818225
n3
2.189259031367E+27
n4
2.8426902065829E+36
n5
3.6911518896676E+45
2 √n
36034.308443482
3 √n
1090.9649410453
4 √n
189.82704876672
5 √n
66.479305940757
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
-1298471384
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 1298471385 can be divided by 8 positive divisors.
The sum of these divisors (counting 1298471385) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011001010001100111011001
3
Ternary
10100111022011212210
4
Quaternary
1031121101213121
5
Quinary
10124402041020
6
Senary
332502425333
8
Octal
11531214731
10
Decimal
1298471385
12
Duodecimal
302a32249
16
Hexadecimal
4d6519d9
20
Vigesimal
105f8i95
36
Base36
lh2qxl
md5
b02b8d559170829448d94cdd3cdc614c
sha1
4fa708a7fefee33cfa3694b8d2f282124f59b011
sha256
3a6ceab52b0d95a37dd909e433850b53327d3f2538413a72b29049b91c1e5926
sha512
21decb64b8877a197ee9cf7df9cf1769746225206abedd6a2299ae55efc22105dcc55d9b361d76b56fdf8242623cd85fa9cbd289014def5db94a48259ed9ec6a
ripemd-160
6f22a8aa7fe2dc88d56f76969a816765b62ecbb6
Diameter
2596942770
Circumference
8158536328.0251
Area
5.2968129827118E+18
Volume
9.1703467863304E+27
Surface area
2.1187251930847E+19
Circumference
8158536328.0251
Perimeter
5193885540
Area
1686027937663818225
Diagonal
1836315843.0204
Surface area
1.0116167625983E+19
Volume
2.189259031367E+27
Space diagonal
2249018410.9943
Perimeter
3895414155
Area
7.3007151275358E+17
Altitude
1124509205.4972
Surface area
7.3007151275358E+17
Volume
2.5800665114225E+26
Height
612105281.00679