1961491 is an odd 7-digits composite number following 1961490
and preceding 1961492 . In scientific notation, it is written as 1.961491 × 10^6.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 1659528 positive integers (up to 1961491) that are relatively prime to 1961491.
1961491 has 8 divisors, whose sum is 2270720
The reverse of 1961491 is 1941691
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 31
Digital Root 4
Name
one million nine hundred sixty-one thousand four hundred ninety-one
Scientific notation
1.961491 × 10^6
Engineering notation
1.961491 × 10^6
Prime Factorization
7 × 79 × 3547
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1961491
Product of the distinct prime numbers
The prime factorization of 1961491 is 7 × 79 × 3547.
Since it has a total of 3 prime factors.
2 , 6 , 48 , 15 , 194 , 449 , 9221 , 7984 , 4639 , 24483 , 758105 , 86285 , 4860072 , 6107860 , 39711889 , 34296671 , 350523692 , 628364705 , 3086112249 , 1076817302
n×2
3922982
n×3
5884473
n×4
7845964
n×5
9807455
n÷2
980745.5
n÷3
653830.33333333
n÷3
490372.75
n÷5
392298.2
n2
3847446943081
n3
7546732551830893771
n4
1.4802847979823E+25
n5
2.9035653086792E+31
2 √n
1400.5323987684
3 √n
125.17822044569
4 √n
37.423687669288
5 √n
18.134987641443
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
-1961490
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 1961491 can be divided by 8 positive divisors.
The sum of these divisors (counting 1961491) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011110111000010011
3
Ternary
10200122122211
4
Quaternary
13132320103
5
Quinary
1000231431
6
Senary
110012551
8
Octal
7367023
10
Decimal
1961491
12
Duodecimal
7a7157
16
Hexadecimal
1dee13
20
Vigesimal
c53eb
36
Base36
161hv
md5
c4b63a5483feff4edeabdb0c813376b8
sha1
5f036514feb22b264315d13a6ddf420b52c983d2
sha256
7b27f0fc1a9a2f6ad0909e00ffe82cac20568673f56a9ce351d41394116c8f29
sha512
fb1598e95a1915bcbc03dbe91494e4563b77cbe3890498a131a3aed96a6c31d267c019b2bcc8a17e7eafef7f453490988cc69a88af078a9211082e0d1695ee20
ripemd-160
5e0947cfa5b8baf32f025c41ca0c7a65885e271c
Diameter
3922982
Circumference
12324411.431365
Area
12087111051460
Volume
3.1611679391252E+19
Surface area
48348444205839
Circumference
12324411.431365
Perimeter
7845964
Area
3847446943081
Diagonal
2773967.1746728
Surface area
23084681658486
Volume
7546732551830893771
Space diagonal
3397402.0705891
Perimeter
5884473
Area
1665993396210.5
Altitude
1698701.0352945
Surface area
1665993396210.5
Volume
8.8939096053348E+17
Height
924655.72489092