12912407 is an odd 8-digits composite number following 12912406
and preceding 12912408 . In scientific notation, it is written as 1.2912407 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 12350976 positive integers (up to 12912407) that are relatively prime to 12912407.
12912407 has 4 divisors, whose sum is 13473840
The reverse of 12912407 is 70421921
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twelve million nine hundred twelve thousand four hundred seven
Scientific notation
1.2912407 × 10^7
Engineering notation
1.2912407 × 10^6
Prime Factorization
23 × 561409
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12912407
Product of the distinct prime numbers
The prime factorization of 12912407 is 23 × 561409.
Since it has a total of 2 prime factors.
1 , 9 , 55 , 46 , 484 , 67 , 3038 , 321 , 29005 , 73437 , 355397 , 487633 , 8403237 , 3920095 , 48019154 , 81878964 , 598195838 , 769367016 , 476825362 , 1627740011
n×2
25824814
n×3
38737221
n×4
51649628
n×5
64562035
n÷2
6456203.5
n÷3
4304135.6666667
n÷3
3228101.75
n÷5
2582481.4
n2
166730254533649
n3
2.1528889057521E+21
n4
2.7798977776855E+28
n5
3.5895171523871E+35
2 √n
3593.3837813404
3 √n
234.60417446283
4 √n
59.94483948882
5 √n
26.436346853274
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
-12912406
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 12912407 can be divided by 4 positive divisors.
The sum of these divisors (counting 12912407) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001010000011100010111
3
Ternary
220022000111022
4
Quaternary
301100130113
5
Quinary
11301144112
6
Senary
1140431355
8
Octal
61203427
10
Decimal
12912407
12
Duodecimal
43a855b
16
Hexadecimal
c50717
20
Vigesimal
40e107
36
Base36
7or9z
md5
cf9f2fec04345ddedad14782b3e83349
sha1
65023b7833435ec1f21a827e0a39e6d1f6fc8340
sha256
559bdb5b9ad050b20c5e5ac8467ecdb41340751b6d2d63c8f9d335c996e669a0
sha512
a812cbd87d69a241dd36c644967da491322779dd8610ca54997f530a2aebf6e545b1d2074e306581d1bb7cfe9c01101694f4e5512166fe3b63d9814a937a54dd
ripemd-160
879113d4468b16ee94a18cfe91d6cd4b84ac1e65
Diameter
25824814
Circumference
81131045.942723
Area
5.2379854277407E+14
Volume
9.0179999604076E+21
Surface area
2.0951941710963E+15
Circumference
81131045.942723
Perimeter
51649628
Area
166730254533649
Diagonal
18260901.102281
Surface area
1000381527201894
Volume
2.1528889057521E+21
Space diagonal
22364944.972008
Perimeter
38737221
Area
72196318002793
Altitude
11182472.486004
Surface area
72196318002793
Volume
2.537203907331E+20
Height
6086967.0340938