12917893 is an odd 8-digits composite number following 12917892
and preceding 12917894 . In scientific notation, it is written as 1.2917893 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 12845548 positive integers (up to 12917893) that are relatively prime to 12917893.
12917893 has 4 divisors, whose sum is 12990240
The reverse of 12917893 is 39871921
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twelve million nine hundred seventeen thousand eight hundred ninety-three
Scientific notation
1.2917893 × 10^7
Engineering notation
1.2917893 × 10^6
Prime Factorization
179 × 72167
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12917893
Product of the distinct prime numbers
The prime factorization of 12917893 is 179 × 72167.
Since it has a total of 2 prime factors.
7 , 9 , 86 , 80 , 709 , 192 , 7563 , 5066 , 35858 , 9662 , 985235 , 813494 , 1944790 , 7472789 , 27359926 , 31783144 , 889511934 , 902175183 , 9754242235 , 7452466293
n×2
25835786
n×3
38753679
n×4
51671572
n×5
64589465
n÷2
6458946.5
n÷3
4305964.3333333
n÷3
3229473.25
n÷5
2583578.6
n2
166871959559449
n3
2.1556341182893E+21
n4
2.784625088721E+28
n5
3.5971488941214E+35
2 √n
3594.1470476317
3 √n
234.63739461232
4 √n
59.951205556117
5 √n
26.438592835112
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
-12917892
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 12917893 can be divided by 4 positive divisors.
The sum of these divisors (counting 12917893) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001010001110010000101
3
Ternary
220022022000111
4
Quaternary
301101302011
5
Quinary
11301333033
6
Senary
1140513021
8
Octal
61216205
10
Decimal
12917893
12
Duodecimal
43ab771
16
Hexadecimal
c51c85
20
Vigesimal
40eeed
36
Base36
7ovid
md5
d1c34d49bfaa07a982cd383cadfa9cf2
sha1
3bf28c358641a71a022c6a1d9b6696570ee134cf
sha256
97566dda2d29bcb220ae2654a9d5b6df45c7587e3aa1f6d7399df9e5b971e7ef
sha512
d816cbe5baa076839000ff4d06ec03b3b324ee59db18244444f758878c941ea15bc65ded23664575489e020bfd49edde3d753a0c1fec89712a7d4532786a0987
ripemd-160
d1844391943dd4839a7b7f32ca0c2047831b3642
Diameter
25835786
Circumference
81165515.497318
Area
5.242437222421E+14
Volume
9.0294990797935E+21
Surface area
2.0969748889684E+15
Circumference
81165515.497318
Perimeter
51671572
Area
166871959559449
Diagonal
18268659.477884
Surface area
1001231757356694
Volume
2.1556341182893E+21
Space diagonal
22374447.002738
Perimeter
38753679
Area
72257678078886
Altitude
11187223.501369
Surface area
72257678078886
Volume
2.5404391713324E+20
Height
6089553.1592948