1297512942 is an even 10-digits composite number following 1297512941
and preceding 1297512943 . In scientific notation, it is written as 1.297512942 × 10^9.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 393185720 positive integers (up to 1297512942) that are relatively prime to 1297512942.
1297512942 has 8 divisors, whose sum is 2005247376
The reverse of 1297512942 is 2492157921
Previous prime number is 33
Is Prime? no Number parity even Number length 10 Sum of Digits 42 Digital Root 6
Name
one billion two hundred ninety-seven million five hundred twelve thousand nine hundred forty-two
Scientific notation
1.297512942 × 10^9
Engineering notation
1.297512942 × 10^9
Prime Factorization
2 × 33 × 19659287
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1297512942 Product of the distinct prime numbers
The prime factorization of 1297512942 is 2 × 33 × 19659287.
Since it has a total of 3 prime factors.
8 , 3 , 50 , 71 , 387 , 984 , 2966 , 9787 , 66885 , 34091 , 877840 , 408123 , 6154449 , 1037248 , 87939119 , 87265355 , 78516853 , 292649597 , 6748725282 , 4677020266
n×2
2595025884
n×3
3892538826
n×4
5190051768
n×5
6487564710
n÷2
648756471
n÷3
432504314
n÷3
324378235.5
n÷5
259502588.4
n2
1683539834657495364
n3
2.1844147238406E+27
n4
2.8343063748786E+36
n5
3.6775492029981E+45
2 √n36021.006954276
3 √n1090.6964496744
4 √n189.7920097219
5 √n66.469488944094
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
-1297512941 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 1297512942 can be divided by 8 positive divisors.
The sum of these divisors (counting 1297512942) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101010101100111100111101110
3
Ternary
10100102111111010220
4
Quaternary
1031111213213232
5
Quinary
10124130403232
6
Senary
332430112210
8
Octal
11525474756
10
Decimal
1297512942
12
Duodecimal
30264b666
16
Hexadecimal
4d5679ee
20
Vigesimal
10599272
36
Base36
lgi7e6
md5
01042fec30c311c4127599019250939c
sha1
53793429a7b5c6a4916d905da7d63967b8b77aac
sha256
80265d73d25bb3b84fe7cd51c3e340f957a33d296f9debe3f159e59cc1cf1cab
sha512
adc31b73d9ddd5cf8c80f0a4eb721dc57bbff508023e0a7f523ac158ad9f461927026e3a5a2077c2ca03e0046df03af8e4da46a531d28658ab6f55f47dd967e3
ripemd-160
d8fb9230a9082dae840b346e972d4db46abd72ca
Diameter
2595025884
Circumference
8152514253.0498
Area
5.2889963765858E+18
Volume
9.1500549984148E+27
Surface area
2.1155985506343E+19
Circumference
8152514253.0498
Perimeter
5190051768
Area
1683539834657495364
Diagonal
1834960399.931
Surface area
1.0101239007945E+19
Volume
2.1844147238406E+27
Space diagonal
2247358339.0222
Perimeter
3892538826
Area
7.2899413254822E+17
Altitude
1123679169.5111
Surface area
7.2899413254822E+17
Volume
2.5743574402524E+26
Height
611653466.64367