1297769145 is an odd 10-digits composite number following 1297769144
and preceding 1297769146 . In scientific notation, it is written as 1.297769145 × 10^9.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 689384000 positive integers (up to 1297769145) that are relatively prime to 1297769145.
1297769145 has 16 divisors, whose sum is 2084709312
The reverse of 1297769145 is 5419677921
Previous prime number is 251
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 51
Digital Root 6
Name
one billion two hundred ninety-seven million seven hundred sixty-nine thousand one hundred forty-five
Scientific notation
1.297769145 × 10^9
Engineering notation
1.297769145 × 10^9
Prime Factorization
3 × 5 × 251 × 344693
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1297769145
Product of the distinct prime numbers
The prime factorization of 1297769145 is 3 × 5 × 251 × 344693.
Since it has a total of 4 prime factors.
3 , 7 , 32 , 35 , 726 , 332 , 8292 , 1642 , 54215 , 59977 , 688358 , 877168 , 7868561 , 6995835 , 35321491 , 78132968 , 524200393 , 726742750 , 5471077839 , 2679567589
n×2
2595538290
n×3
3893307435
n×4
5191076580
n×5
6488845725
n÷2
648884572.5
n÷3
432589715
n÷3
324442286.25
n÷5
259553829
n2
1684204753714031025
n3
2.1857089632324E+27
n4
2.8365456524329E+36
n5
3.6811814261114E+45
2 √n
36024.563078544
3 √n
1090.7682334958
4 √n
189.80137796798
5 √n
66.472113709833
1 , 3 , 5 , 15 , 251 , 753 , 1255 , 3765 , 344693 , 1034079 , 1723465 , 5170395 , 86517943 , 259553829 , 432589715 , 1297769145
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
-1297769144
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 1297769145 can be divided by 16 positive divisors.
The sum of these divisors (counting 1297769145) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101010110100110001010111001
3
Ternary
10100102222111120220
4
Quaternary
1031112212022321
5
Quinary
10124212103040
6
Senary
332435410253
8
Octal
11526461271
10
Decimal
1297769145
12
Duodecimal
302753989
16
Hexadecimal
4d5a62b9
20
Vigesimal
105b12h5
36
Base36
lgnp2x
md5
2bc00be1b2f4c5107da086a98aa84013
sha1
acbb54d93b1dce97e4429c483b6a83a7b9d95411
sha256
8e39433a330000a689f87090d4e871dc925ed791823c307c10ae2259d4a22bfc
sha512
58fd7a1e8d60f9f4f589f67cd9bd59c44a04663bb27f2a439fb692f231f67748fcc2f2606545d3d28207b533bbb3c19e7805efba322e7e1aa7a6e053a9a2b721
ripemd-160
2d4ae698968b86c7a96db7a148ca532301424640
Diameter
2595538290
Circumference
8154124023.975
Area
5.291085281409E+18
Volume
9.1554762957017E+27
Surface area
2.1164341125636E+19
Circumference
8154124023.975
Perimeter
5191076580
Area
1684204753714031025
Diagonal
1835322725.6883
Surface area
1.0105228522284E+19
Volume
2.1857089632324E+27
Space diagonal
2247802095.6352
Perimeter
3893307435
Area
7.2928205094543E+17
Altitude
1123901047.8176
Surface area
7.2928205094543E+17
Volume
2.5758827160031E+26
Height
611774241.89611