12691879 is an odd 8-digits composite number following 12691878
and preceding 12691880 . In scientific notation, it is written as 1.2691879 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 12254200 positive integers (up to 12691879) that are relatively prime to 12691879.
12691879 has 4 divisors, whose sum is 13129560
The reverse of 12691879 is 97819621
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twelve million six hundred ninety-one thousand eight hundred seventy-nine
Scientific notation
1.2691879 × 10^7
Engineering notation
1.2691879 × 10^6
Prime Factorization
29 × 437651
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12691879
Product of the distinct prime numbers
The prime factorization of 12691879 is 29 × 437651.
Since it has a total of 2 prime factors.
8 , 3 , 34 , 90 , 851 , 87 , 2081 , 7107 , 84612 , 49529 , 367045 , 265807 , 5939708 , 2287376 , 53581782 , 73142738 , 443197184 , 103125743 , 7966378948 , 740759057
n×2
25383758
n×3
38075637
n×4
50767516
n×5
63459395
n÷2
6345939.5
n÷3
4230626.3333333
n÷3
3172969.75
n÷5
2538375.8
n2
161083792550641
n3
2.0444560039138E+21
n4
2.5947988222498E+28
n5
3.2932872681337E+35
2 √n
3562.5663502593
3 √n
233.26091471429
4 √n
59.687237750287
5 √n
26.345423524408
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
-12691878
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 12691879 can be divided by 4 positive divisors.
The sum of these divisors (counting 12691879) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000011010100110100111
3
Ternary
212212210222121
4
Quaternary
300122212213
5
Quinary
11222120004
6
Senary
1132010411
8
Octal
60324647
10
Decimal
12691879
12
Duodecimal
4300a07
16
Hexadecimal
c1a9a7
20
Vigesimal
3j69dj
36
Base36
7k147
md5
a69325fad30a8b0e10b9ea186e8b6f2b
sha1
8b8168060021aba02b8abfbab5ef51f6e1bc3e5b
sha256
15c5db71be45afbba96b8ad85f3beeee05b24f9caeb70e096c3eaec238a78625
sha512
8a07eb788f1b6941ef38a9c2016b964a60b2c93a9a45a4cc0c8ea0755625899912ac88e591a6667d6ef97d0791ce5de1d03dd6cb7b3bec39aff35a1afc2ebe01
ripemd-160
48561f42e6d78b50107291163c0e95d639986013
Diameter
25383758
Circumference
79745427.653301
Area
5.0605965928948E+14
Volume
8.563797283311E+21
Surface area
2.0242386371579E+15
Circumference
79745427.653301
Perimeter
50767516
Area
161083792550641
Diagonal
17949027.413798
Surface area
966502755303846
Volume
2.0444560039138E+21
Space diagonal
21982979.271516
Perimeter
38075637
Area
69751328243399
Altitude
10991489.635758
Surface area
69751328243399
Volume
2.4094145070084E+20
Height
5983009.1379328