12691937 is an odd 8-digits composite number following 12691936
and preceding 12691938 . In scientific notation, it is written as 1.2691937 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 12254256 positive integers (up to 12691937) that are relatively prime to 12691937.
12691937 has 4 divisors, whose sum is 13129620
The reverse of 12691937 is 73919621
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twelve million six hundred ninety-one thousand nine hundred thirty-seven
Scientific notation
1.2691937 × 10^7
Engineering notation
1.2691937 × 10^6
Prime Factorization
29 × 437653
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12691937
Product of the distinct prime numbers
The prime factorization of 12691937 is 29 × 437653.
Since it has a total of 2 prime factors.
10 , 7 , 19 , 28 , 613 , 801 , 8830 , 2586 , 89617 , 45526 , 333907 , 84067 , 8660153 , 3241064 , 6978106 , 93550443 , 906571280 , 800094096 , 8682212332 , 5090041489
n×2
25383874
n×3
38075811
n×4
50767748
n×5
63459685
n÷2
6345968.5
n÷3
4230645.6666667
n÷3
3172984.25
n÷5
2538387.4
n2
161085264811969
n3
2.0444840326218E+21
n4
2.5948462539542E+28
n5
3.2933625179873E+35
2 √n
3562.5744904493
3 √n
233.26127003632
4 √n
59.687305940621
5 √n
26.345447603297
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12691936
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12691937 can be divided by 4 positive divisors.
The sum of these divisors (counting 12691937) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000011010100111100001
3
Ternary
212212211001202
4
Quaternary
300122213201
5
Quinary
11222120222
6
Senary
1132010545
8
Octal
60324741
10
Decimal
12691937
12
Duodecimal
4300a55
16
Hexadecimal
c1a9e1
20
Vigesimal
3j69gh
36
Base36
7k15t
md5
0c5be95e9e5076d221391381b0ef35fd
sha1
33faa78b69124c41052d3b798b853071cc5eb16f
sha256
592c35edfa3063853f2cad0fbe714fd5e57fe777abe07fbfe004edc03706e28e
sha512
42de85483fba4a821b41bb53f1e9a38da0b18f86ef28d70a066d6fc00d219c22ab94f82db939860d0e2d27c85981678172477333b9f23b450019edcb725f5779
ripemd-160
fd048d09d1cf6b6fdd17fb2c32965c59df9c0a98
Diameter
25383874
Circumference
79745792.078049
Area
5.0606428453485E+14
Volume
8.5639146896885E+21
Surface area
2.0242571381394E+15
Circumference
79745792.078049
Perimeter
50767748
Area
161085264811969
Diagonal
17949109.438185
Surface area
966511588871814
Volume
2.0444840326218E+21
Space diagonal
21983079.730463
Perimeter
38075811
Area
69751965751254
Altitude
10991539.865232
Surface area
69751965751254
Volume
2.4094475391575E+20
Height
5983036.479395