12649871 is an odd 8-digits composite number following 12649870
and preceding 12649872 . In scientific notation, it is written as 1.2649871 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 11676792 positive integers (up to 12649871) that are relatively prime to 12649871.
12649871 has 4 divisors, whose sum is 13622952
The reverse of 12649871 is 17894621
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twelve million six hundred forty-nine thousand eight hundred seventy-one
Scientific notation
1.2649871 × 10^7
Engineering notation
1.2649871 × 10^6
Prime Factorization
13 × 973067
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12649871
Product of the distinct prime numbers
The prime factorization of 12649871 is 13 × 973067.
Since it has a total of 2 prime factors.
7 , 9 , 48 , 80 , 584 , 408 , 6129 , 9612 , 86164 , 77258 , 46805 , 728745 , 2147370 , 7191327 , 96556728 , 23031980 , 173921175 , 836959312 , 5857804878 , 5993269514
n×2
25299742
n×3
37949613
n×4
50599484
n×5
63249355
n÷2
6324935.5
n÷3
4216623.6666667
n÷3
3162467.75
n÷5
2529974.2
n2
160019236316641
n3
2.024222696924E+21
n4
2.5606155991361E+28
n5
3.2391457009659E+35
2 √n
3556.6657138393
3 √n
233.00327870278
4 √n
59.637787633675
5 √n
26.327960598872
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
-12649870
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 12649871 can be divided by 4 positive divisors.
The sum of these divisors (counting 12649871) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000010000010110001111
3
Ternary
212210200100202
4
Quaternary
300100112033
5
Quinary
11214243441
6
Senary
1131044115
8
Octal
60202617
10
Decimal
12649871
12
Duodecimal
42a063b
16
Hexadecimal
c1058f
20
Vigesimal
3j14db
36
Base36
7j4pb
md5
624881a60162c143c884024ae9d1cd9b
sha1
496c6d55ef1cae6e13683368895ce4cb89fd6147
sha256
52973ad15bc8dd37b0657b7d59d01222b0030640296e9cf41b22a68cd46880d2
sha512
b96c02c9c27b172ed276e82f564fa6aef42e481dc815a74f1d4e0a2e6214b9e891a54b198a3462645aa22321f822839c63fd53bd3f72839224d6e2ed8045ac4e
ripemd-160
d8c590f7526efd13291b979098ca1da4e6ae098f
Diameter
25299742
Circumference
79481483.604917
Area
5.0271525724541E+14
Volume
8.4790442051816E+21
Surface area
2.0108610289816E+15
Circumference
79481483.604917
Perimeter
50599484
Area
160019236316641
Diagonal
17889619.13047
Surface area
960115417899846
Volume
2.024222696924E+21
Space diagonal
21910219.281192
Perimeter
37949613
Area
69290361872198
Altitude
10955109.640596
Surface area
69290361872198
Volume
2.3855693260445E+20
Height
5963206.3768234