12961045 is an odd 8-digits composite number following 12961044
and preceding 12961046 . In scientific notation, it is written as 1.2961045 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 10368832 positive integers (up to 12961045) that are relatively prime to 12961045.
12961045 has 4 divisors, whose sum is 15553260
The reverse of 12961045 is 54016921
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twelve million nine hundred sixty-one thousand forty-five
Scientific notation
1.2961045 × 10^7
Engineering notation
1.2961045 × 10^6
Prime Factorization
5 × 2592209
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12961045
Product of the distinct prime numbers
The prime factorization of 12961045 is 5 × 2592209.
Since it has a total of 2 prime factors.
5 , 8 , 97 , 80 , 939 , 640 , 4429 , 2720 , 28116 , 42789 , 839554 , 393893 , 13779 , 4696070 , 70937221 , 37492460 , 649006104 , 385144620 , 8960937644 , 7040479662
n×2
25922090
n×3
38883135
n×4
51844180
n×5
64805225
n÷2
6480522.5
n÷3
4320348.3333333
n÷3
3240261.25
n÷5
2592209
n2
167988687492025
n3
2.1773089380751E+21
n4
2.8220199125293E+28
n5
3.6576327077189E+35
2 √n
3600.1451359633
3 √n
234.89837162867
4 √n
60.001209454171
5 √n
26.456232813593
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
-12961044
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 12961045 can be divided by 4 positive divisors.
The sum of these divisors (counting 12961045) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001011100010100010101
3
Ternary
220101111012201
4
Quaternary
301130110111
5
Quinary
11304223140
6
Senary
1141444501
8
Octal
61342425
10
Decimal
12961045
12
Duodecimal
4410731
16
Hexadecimal
c5c515
20
Vigesimal
4102c5
36
Base36
7pst1
md5
b7dee92cab33a967b4d969d40855e95c
sha1
3362e140bb47733dffe5c9a4c5f6f5889a7b5600
sha256
21827c61fe3a33a0472dbc82fb5e9730d3230457268e75dfd67efd90934e5353
sha512
d4790194f5a068063c034f4cd8944ee810dd0a433502e70038e54133cb0fe9bce57cce25dffaa87f7827f00658da4fcb2655c404f7a6fcf77a72281d36af82d5
ripemd-160
dc1111f2fd2fc594da2ddea21c895646198648f4
Diameter
25922090
Circumference
81436647.509693
Area
5.2775202651114E+14
Volume
9.1202903526027E+21
Surface area
2.1110081060445E+15
Circumference
81436647.509693
Perimeter
51844180
Area
167988687492025
Diagonal
18329685.621528
Surface area
1007932124952150
Volume
2.1773089380751E+21
Space diagonal
22449188.459187
Perimeter
38883135
Area
72741235458249
Altitude
11224594.229593
Surface area
72741235458249
Volume
2.5659831914183E+20
Height
6109895.207176