12981571 is an odd 8-digits composite number following 12981570
and preceding 12981572 . In scientific notation, it is written as 1.2981571 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 12679632 positive integers (up to 12981571) that are relatively prime to 12981571.
12981571 has 4 divisors, whose sum is 13283512
The reverse of 12981571 is 17518921
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million nine hundred eighty-one thousand five hundred seventy-one
Scientific notation
1.2981571 × 10^7
Engineering notation
1.2981571 × 10^6
Prime Factorization
43 × 301897
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12981571
Product of the distinct prime numbers
The prime factorization of 12981571 is 43 × 301897.
Since it has a total of 2 prime factors.
3 , 1 , 16 , 58 , 367 , 363 , 71 , 9158 , 59550 , 15207 , 484136 , 664309 , 3383660 , 827837 , 30702258 , 26968793 , 597421899 , 978931000 , 4249584260 , 6181503684
n×2
25963142
n×3
38944713
n×4
51926284
n×5
64907855
n÷2
6490785.5
n÷3
4327190.3333333
n÷3
3245392.75
n÷5
2596314.2
n2
168521185628041
n3
2.1876697362346E+21
n4
2.8399390005481E+28
n5
3.6866869771284E+35
2 √n
3602.9947266128
3 √n
235.02230661953
4 √n
60.024950867226
5 √n
26.46460709148
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
-12981570
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 12981571 can be divided by 4 positive divisors.
The sum of these divisors (counting 12981571) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001100001010101000011
3
Ternary
220102112100221
4
Quaternary
301201111003
5
Quinary
11310402241
6
Senary
1142123511
8
Octal
61412503
10
Decimal
12981571
12
Duodecimal
4420597
16
Hexadecimal
c61543
20
Vigesimal
412dib
36
Base36
7q8n7
md5
a9a14c2fa3dfb8f47d625df7e29e3754
sha1
1c662d283d8fb8370462fb194c99711f37de9d87
sha256
a7bb234d7b73d585aa1dce77380592c69698964d6c17185a60928ac41998f230
sha512
5f0a94c32ce8a563cfc69ced9f8d85ca9f4e9f29f48a71e104cde38eff5f90e3c83164cf2ebcebc3fcdabee5da7d428374c126bf7665c19ba5c3a1794fa4182c
ripemd-160
44c17094c434d40cba3e13492908f69d27f70413
Diameter
25963142
Circumference
81565616.171309
Area
5.294249187433E+14
Volume
9.1636895624471E+21
Surface area
2.1176996749732E+15
Circumference
81565616.171309
Perimeter
51926284
Area
168521185628041
Diagonal
18358713.769109
Surface area
1011127113768246
Volume
2.1876697362346E+21
Space diagonal
22484740.534063
Perimeter
38944713
Area
72971813914878
Altitude
11242370.267031
Surface area
72971813914878
Volume
2.5781935091468E+20
Height
6119571.2563698