1961937481 is an odd 10-digits composite number following 1961937480
and preceding 1961937482 . In scientific notation, it is written as 1.961937481 × 10^9.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 1678583088 positive integers (up to 1961937481) that are relatively prime to 1961937481.
1961937481 has 8 divisors, whose sum is 2246317760
The reverse of 1961937481 is 1847391691
Previous prime number is 547
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 49
Digital Root 4
Name
one billion nine hundred sixty-one million nine hundred thirty-seven thousand four hundred eighty-one
Scientific notation
1.961937481 × 10^9
Engineering notation
1.961937481 × 10^9
Prime Factorization
7 × 547 × 512389
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1961937481
Product of the distinct prime numbers
The prime factorization of 1961937481 is 7 × 547 × 512389.
Since it has a total of 3 prime factors.
1 , 8 , 76 , 5 , 453 , 799 , 2061 , 198 , 94221 , 75197 , 156320 , 962652 , 7930103 , 4544299 , 60838568 , 5689882 , 516501688 , 316417802 , 9670010783 , 6120864520
n×2
3923874962
n×3
5885812443
n×4
7847749924
n×5
9809687405
n÷2
980968740.5
n÷3
653979160.33333
n÷3
490484370.25
n÷5
392387496.2
n2
3849198679352625361
n3
7.5518871608376E+27
n4
1.481633047313E+37
n5
2.9068714086116E+46
2 √n
44293.763454915
3 √n
1251.8771755052
4 √n
210.46083591708
5 √n
72.199972609552
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
-1961937480
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 1961937481 can be divided by 8 positive divisors.
The sum of these divisors (counting 1961937481) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110100111100001100101001001001
3
Ternary
12001201201202021011
4
Quaternary
1310330030221021
5
Quinary
13004223444411
6
Senary
522403043521
8
Octal
16474145111
10
Decimal
1961937481
12
Duodecimal
4690705a1
16
Hexadecimal
74f0ca49
20
Vigesimal
1ad223e1
36
Base36
wg34nd
md5
ecb243a610d9a34db896d6453bcd4b47
sha1
e647ef8dee39baffa265a35fd260d9cb0663bea6
sha256
4b156ea808bdf0cc02954da8c7a6183629eef43d379449031e24b34a82e72362
sha512
b07a1809c6d777f584f41c70c95145ea154953fb590e75cb366bbeef33741d74bd2f50b7c325e361ebe13f8c10fd70fa3ae335a489fb82edd5e267d9fd47f59a
ripemd-160
76d0b2f358eb4d072da96e7d941b3bcaa87a4949
Diameter
3923874962
Circumference
12327216754.224
Area
1.2092614293262E+19
Volume
3.1633270966969E+28
Surface area
4.8370457173047E+19
Circumference
12327216754.224
Perimeter
7847749924
Area
3849198679352625361
Diagonal
2774598594.1583
Surface area
2.3095192076116E+19
Volume
7.5518871608376E+27
Space diagonal
3398175398.3657
Perimeter
5885812443
Area
1.6667519202664E+18
Altitude
1699087699.1828
Surface area
1.6667519202664E+18
Volume
8.8999843703065E+26
Height
924866198.05277