1266634981 is an odd 10-digits composite number following 1266634980
and preceding 1266634982 . In scientific notation, it is written as 1.266634981 × 10^9.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 1185262848 positive integers (up to 1266634981) that are relatively prime to 1266634981.
1266634981 has 8 divisors, whose sum is 1270546200
The reverse of 1266634981 is 1894366621
Previous prime number is 1049
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 46
Digital Root 1
Name
one billion two hundred sixty-six million six hundred thirty-four thousand nine hundred eighty-one
Scientific notation
1.266634981 × 10^9
Engineering notation
1.266634981 × 10^9
Prime Factorization
1957 × 1049 × 617
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1266634981
Product of the distinct prime numbers
The prime factorization of 1266634981 is 1957 × 1049 × 617.
Since it has a total of 3 prime factors.
5 , 7 , 94 , 61 , 392 , 925 , 8223 , 3958 , 54452 , 44747 , 602537 , 101524 , 9792814 , 2525498 , 72012607 , 1567554 , 940739830 , 715683084 , 9662580597 , 7749668970
n×2
2533269962
n×3
3799904943
n×4
5066539924
n×5
6333174905
n÷2
633317490.5
n÷3
422211660.33333
n÷3
316658745.25
n÷5
253326996.2
n2
1604364175092870361
n3
2.0321437864358E+27
n4
2.5739844063214E+36
n5
3.2602986895952E+45
2 √n
35589.815692133
3 √n
1081.9748335059
4 √n
188.6526323488
5 √n
66.150068093429
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
-1266634980
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 1266634981 can be divided by 8 positive divisors.
The sum of these divisors (counting 1266634981) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011011111110101000011100101
3
Ternary
10021021101201112201
4
Quaternary
1023133311003211
5
Quinary
10043224304411
6
Senary
325404214501
8
Octal
11337650345
10
Decimal
1266634981
12
Duodecimal
2b423a431
16
Hexadecimal
4b7f50e5
20
Vigesimal
jfg9791
36
Base36
ky4dt1
md5
f460544041fcc2ee881514245d462af8
sha1
930a7c8f9d62fc874c3b6e378db76e4a4d455ddc
sha256
b36753261a863cf7743d84079cbec4f386a3c37ccad0f5beec452859227d2b23
sha512
dbd6a596f97bfb33c231517c27a50357cb639d70d4ecc0f7813e1128c29f1a04943313082629f36165a86923f5088b876eda3f0ea63b734ab6da789d169b30dd
ripemd-160
594c27f0356a11f7476c6589c774493dd94da403
Diameter
2533269962
Circumference
7958502302.1789
Area
5.0402587061544E+18
Volume
8.51222398734E+27
Surface area
2.0161034824618E+19
Circumference
7958502302.1789
Perimeter
5066539924
Area
1604364175092870361
Diagonal
1791292368.7064
Surface area
9.6261850505572E+18
Volume
2.0321437864358E+27
Space diagonal
2193876141.736
Perimeter
3799904943
Area
6.9471006627605E+17
Altitude
1096938070.868
Surface area
6.9471006627605E+17
Volume
2.3949044195581E+26
Height
597097456.23546