12897923 is an odd 8-digits composite number following 12897922
and preceding 12897924 . In scientific notation, it is written as 1.2897923 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 12888408 positive integers (up to 12897923) that are relatively prime to 12897923.
12897923 has 4 divisors, whose sum is 12907440
The reverse of 12897923 is 32979821
Previous prime number is 1637
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twelve million eight hundred ninety-seven thousand nine hundred twenty-three
Scientific notation
1.2897923 × 10^7
Engineering notation
1.2897923 × 10^6
Prime Factorization
1637 × 7879
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12897923
Product of the distinct prime numbers
The prime factorization of 12897923 is 1637 × 7879.
Since it has a total of 2 prime factors.
4 , 9 , 54 , 2 , 843 , 498 , 8085 , 4844 , 63284 , 89422 , 810529 , 265832 , 9526931 , 667012 , 80225726 , 64781612 , 160218868 , 860412693 , 8077648183 , 3893854917
n×2
25795846
n×3
38693769
n×4
51591692
n×5
64489615
n÷2
6448961.5
n÷3
4299307.6666667
n÷3
3224480.75
n÷5
2579584.6
n2
166356417713929
n3
2.1456522662301E+21
n4
2.7674457714611E+28
n5
3.5694302466981E+35
2 √n
3591.3678452645
3 √n
234.51642221587
4 √n
59.928022203845
5 √n
26.430413397695
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
-12897922
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 12897923 can be divided by 4 positive divisors.
The sum of these divisors (counting 12897923) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001001100111010000011
3
Ternary
220021021121212
4
Quaternary
301030322003
5
Quinary
11300213143
6
Senary
1140240335
8
Octal
61147203
10
Decimal
12897923
12
Duodecimal
43a00ab
16
Hexadecimal
c4ce83
20
Vigesimal
40c4g3
36
Base36
7og3n
md5
a88f316670bb339fdd3a172546f1996a
sha1
9ac96fa8a17a82030e0cc1a86a0f6b0def512501
sha256
56be68a2a5adaeeb427e8872fec5e994214c87f79b539417fdea1aac6431d8cc
sha512
0cacae75bad84dee002ab7ee7ab13d0cd9d79ecbd9a5d93d7851f8072af0f6c0cb4b8e2449acd02373a96cf31d75936fea66fc1ee1f19d542b28141c854a9e79
ripemd-160
747ed4a383264c2c35f282fa4e8ef49ee8c2287c
Diameter
25795846
Circumference
81040040.286734
Area
5.2262409976759E+14
Volume
8.9876871956623E+21
Surface area
2.0904963990704E+15
Circumference
81040040.286734
Perimeter
51591692
Area
166356417713929
Diagonal
18240417.633044
Surface area
998138506283574
Volume
2.1456522662301E+21
Space diagonal
22339857.948111
Perimeter
38693769
Area
72034441911419
Altitude
11169928.974056
Surface area
72034441911419
Volume
2.528675445866E+20
Height
6080139.2110146