1298998081 is an odd 10-digits composite number following 1298998080
and preceding 1298998082 . In scientific notation, it is written as 1.298998081 × 10^9.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 1294961808 positive integers (up to 1298998081) that are relatively prime to 1298998081.
1298998081 has 8 divisors, whose sum is 1303041600
The reverse of 1298998081 is 1808998921
Previous prime number is 557
Is Prime? no Number parity odd Number length 10 Sum of Digits 55 Digital Root 1
Name
one billion two hundred ninety-eight million nine hundred ninety-eight thousand eighty-one
Scientific notation
1.298998081 × 10^9
Engineering notation
1.298998081 × 10^9
Prime Factorization
1667 × 557 × 1399
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1298998081 Product of the distinct prime numbers
The prime factorization of 1298998081 is 1667 × 557 × 1399.
Since it has a total of 3 prime factors.
1 , 3 , 25 , 62 , 12 , 527 , 8499 , 6737 , 28882 , 38172 , 554033 , 490860 , 4710195 , 4682979 , 72326418 , 40082720 , 881992564 , 250129493 , 2751248727 , 6740439167
n×2
2597996162
n×3
3896994243
n×4
5195992324
n×5
6494990405
n÷2
649499040.5
n÷3
432999360.33333
n÷3
324749520.25
n÷5
259799616.2
n2
1687396014441682561
n3
2.1919241846468E+27
n4
2.8473053095537E+36
n5
3.6986441331313E+45
2 √n36041.615959887
3 √n1091.1124296494
4 √n189.84629561803
5 √n66.48469823591
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
-1298998080 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 1298998081 can be divided by 8 positive divisors.
The sum of these divisors (counting 1298998081) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011011010010001101000001
3
Ternary
10100112021221101001
4
Quaternary
1031123102031001
5
Quinary
10130020414311
6
Senary
332522012001
8
Octal
11533221501
10
Decimal
1298998081
12
Duodecimal
303047001
16
Hexadecimal
4d6d2341
20
Vigesimal
105ief41
36
Base36
lhe1c1
md5
48c899d2ddd3a9705ba94f643c828a6f
sha1
f0a5e2560186d22f268dd4c94084c5de8fbd56df
sha256
9adfb754750ff7e0325e327a9dccaae037896e79566ce3a6beb56f462ae8868b
sha512
85a1e5dc13b81ae05eaae062a8ffd77fbc373a704c62a2730d9f23f74014ec720d6d2e0a79066cd020f8c69ebdb97205bda582c162a50a6bad4db241bcb9eeeb
ripemd-160
eec23cfcfb3202cb8c7e08cd95e42da5f473ba05
Diameter
2597996162
Circumference
8161845656.5937
Area
5.3011109226667E+18
Volume
9.1815105542829E+27
Surface area
2.1204443690667E+19
Circumference
8161845656.5937
Perimeter
5195992324
Area
1687396014441682561
Diagonal
1837060703.6468
Surface area
1.012437608665E+19
Volume
2.1919241846468E+27
Space diagonal
2249930675.2265
Perimeter
3896994243
Area
7.3066390737556E+17
Altitude
1124965337.6132
Surface area
7.3066390737556E+17
Volume
2.5832074246842E+26
Height
612353567.88227