12912862 is an even 8-digits composite number following 12912861
and preceding 12912863 . In scientific notation, it is written as 1.2912862 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 6451032 positive integers (up to 12912862) that are relatively prime to 12912862.
12912862 has 8 divisors, whose sum is 19385496
The reverse of 12912862 is 26821921
Previous prime number is 1787
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million nine hundred twelve thousand eight hundred sixty-two
Scientific notation
1.2912862 × 10^7
Engineering notation
1.2912862 × 10^6
Prime Factorization
2 × 1787 × 3613
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12912862
Product of the distinct prime numbers
The prime factorization of 12912862 is 2 × 1787 × 3613.
Since it has a total of 3 prime factors.
6 , 5 , 9 , 72 , 931 , 907 , 1825 , 2819 , 72531 , 77862 , 620750 , 369830 , 4973116 , 3252109 , 46413834 , 10413089 , 892231399 , 562607262 , 4733555858 , 4554793534
n×2
25825724
n×3
38738586
n×4
51651448
n×5
64564310
n÷2
6456431
n÷3
4304287.3333333
n÷3
3228215.5
n÷5
2582572.4
n2
166742005031044
n3
2.1531165005692E+21
n4
2.7802896241773E+28
n5
3.5901496237033E+35
2 √n
3593.4470915821
3 √n
234.60693004629
4 √n
59.945367557319
5 √n
26.436533160417
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
-12912861
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 12912862 can be divided by 8 positive divisors.
The sum of these divisors (counting 12912862) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001010000100011011110
3
Ternary
220022001010011
4
Quaternary
301100203132
5
Quinary
11301202422
6
Senary
1140433434
8
Octal
61204336
10
Decimal
12912862
12
Duodecimal
43a887a
16
Hexadecimal
c508de
20
Vigesimal
40e232
36
Base36
7ormm
md5
8c1181e327d97db045a76445a638da48
sha1
d880e1a2fa26bbf1b6c39fbc7bbd6d2b2ce2d0de
sha256
47117d94917c38da8e237e5c7dcd7a6571e167bf5b1af88480c606d7e82cba1c
sha512
80a7c1bda567800a82f16c0b5ea691164e89a33ef4a183f94c8065545b234ddca8eee607a4764b30ebfc7c2e11ca091e320a00c1068a9c97f20f5aff0f72a3e5
ripemd-160
48f1c2b23507eb149ac2a47e6933b50d0828cd3b
Diameter
25825724
Circumference
81133904.792038
Area
5.2383545805036E+14
Volume
9.0189533073481E+21
Surface area
2.0953418322014E+15
Circumference
81133904.792038
Perimeter
51651448
Area
166742005031044
Diagonal
18261544.569452
Surface area
1000452030186264
Volume
2.1531165005692E+21
Space diagonal
22365733.055125
Perimeter
38738586
Area
72201406117418
Altitude
11182866.527563
Surface area
72201406117418
Volume
2.5374721303952E+20
Height
6087181.5231507