12981607 is an odd 8-digits composite number following 12981606
and preceding 12981608 . In scientific notation, it is written as 1.2981607 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 12847680 positive integers (up to 12981607) that are relatively prime to 12981607.
12981607 has 4 divisors, whose sum is 13115536
The reverse of 12981607 is 70618921
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million nine hundred eighty-one thousand six hundred seven
Scientific notation
1.2981607 × 10^7
Engineering notation
1.2981607 × 10^6
Prime Factorization
97 × 133831
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12981607
Product of the distinct prime numbers
The prime factorization of 12981607 is 97 × 133831.
Since it has a total of 2 prime factors.
6 , 10 , 70 , 69 , 109 , 535 , 3144 , 9468 , 35761 , 8395 , 972781 , 889811 , 6802911 , 7938668 , 5161247 , 91570057 , 555168653 , 819916722 , 5341784266 , 6378525869
n×2
25963214
n×3
38944821
n×4
51926428
n×5
64908035
n÷2
6490803.5
n÷3
4327202.3333333
n÷3
3245401.75
n÷5
2596321.4
n2
168522120302449
n3
2.1876879365731E+21
n4
2.8399705031233E+28
n5
3.6867380963139E+35
2 √n
3602.9997224535
3 √n
235.02252387098
4 √n
60.024992481911
5 √n
26.464621769593
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
-12981606
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 12981607 can be divided by 4 positive divisors.
The sum of these divisors (counting 12981607) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001100001010101100111
3
Ternary
220102112102021
4
Quaternary
301201111213
5
Quinary
11310402412
6
Senary
1142124011
8
Octal
61412547
10
Decimal
12981607
12
Duodecimal
4420607
16
Hexadecimal
c61567
20
Vigesimal
412e07
36
Base36
7q8o7
md5
ef7f1eae39909bffa0ce4126f318f3b6
sha1
befb8a855cd4ffeedcad6cb31721cf7e33afa3e2
sha256
b212efca71b5961c1e326872d394a8babb9b33719324178b30ded90f0535b694
sha512
c324d46d2d0aae7b7c705f1605b60eb514e062b3bd90f0355925789fe25abce5ca0e7c8764534a1b72b2ddb8cc770a676993f214e811575bf2da2383fa353da5
ripemd-160
c237520e3067cb381f71fb8d34ed732981b19473
Diameter
25963214
Circumference
81565842.36598
Area
5.2942785510955E+14
Volume
9.1637657998468E+21
Surface area
2.1177114204382E+15
Circumference
81565842.36598
Perimeter
51926428
Area
168522120302449
Diagonal
18358764.680798
Surface area
1011132721814694
Volume
2.1876879365731E+21
Space diagonal
22484802.887892
Perimeter
38944821
Area
72972218640769
Altitude
11242401.443946
Surface area
72972218640769
Volume
2.5782149584514E+20
Height
6119588.2269325