1297809042 is an even 10-digits composite number following 1297809041
and preceding 1297809043 . In scientific notation, it is written as 1.297809042 × 10^9.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 432526640 positive integers (up to 1297809042) that are relatively prime to 1297809042.
1297809042 has 16 divisors, whose sum is 2596076352
The reverse of 1297809042 is 2409087921
Previous prime number is 6917
Is Prime? no
Number parity even
Number length 10
Sum of Digits 42
Digital Root 6
Name
one billion two hundred ninety-seven million eight hundred nine thousand forty-two
Scientific notation
1.297809042 × 10^9
Engineering notation
1.297809042 × 10^9
Prime Factorization
2 × 3 × 6917 × 31271
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1297809042
Product of the distinct prime numbers
The prime factorization of 1297809042 is 2 × 3 × 6917 × 31271.
Since it has a total of 4 prime factors.
6 , 2 , 94 , 8 , 619 , 505 , 1244 , 1948 , 93188 , 80989 , 796380 , 425124 , 5020300 , 2029 , 95290016 , 64056415 , 994787530 , 434472389 , 8852650751 , 2412605022
n×2
2595618084
n×3
3893427126
n×4
5191236168
n×5
6489045210
n÷2
648904521
n÷3
432603014
n÷3
324452260.5
n÷5
259561808.4
n2
1684308309496957764
n3
2.1859105535809E+27
n4
2.8368944814405E+36
n5
3.6817473092134E+45
2 √n
36025.116821462
3 √n
1090.7794111218
4 √n
189.80283670552
5 √n
66.472522412
1 , 2 , 3 , 6 , 6917 , 13834 , 20751 , 31271 , 41502 , 62542 , 93813 , 187626 , 216301507 , 432603014 , 648904521 , 1297809042
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
-1297809041
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 1297809042 can be divided by 16 positive divisors.
The sum of these divisors (counting 1297809042) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101010110101111111010010010
3
Ternary
10100110001112022120
4
Quaternary
1031112233322102
5
Quinary
10124214342132
6
Senary
332440315110
8
Octal
11526577222
10
Decimal
1297809042
12
Duodecimal
302772a96
16
Hexadecimal
4d5afe92
20
Vigesimal
105b62c2
36
Base36
lgojv6
md5
9421bcfd09e040f393fde04f4d184f2d
sha1
8d3466174183e4a002edb62cea20d73d0b49da13
sha256
6ae61d5cd0dfe2c3bd23158f06b1bdfd06cacfbb126f5d835fa7ed25c728deb0
sha512
94854452341615c576e937fcda319593b50ac9ff70e56c09d75003a45a3fb54fee0fb7d1ba4bde78368df205886f2e6d136b26e27ddb609b384e633d3709a11d
ripemd-160
26cc38f88d1f249a1d768b8ae541e18410402854
Diameter
2595618084
Circumference
8154374704.2192
Area
5.2914106114959E+18
Volume
9.1563207153788E+27
Surface area
2.1165642445984E+19
Circumference
8154374704.2192
Perimeter
5191236168
Area
1684308309496957764
Diagonal
1835379148.5668
Surface area
1.0105849856982E+19
Volume
2.1859105535809E+27
Space diagonal
2247871199.2663
Perimeter
3893427126
Area
7.2932689191479E+17
Altitude
1123935599.6331
Surface area
7.2932689191479E+17
Volume
2.5761202925071E+26
Height
611793049.52228