12961937 is an odd 8-digits composite number following 12961936
and preceding 12961938 . In scientific notation, it is written as 1.2961937 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 12502800 positive integers (up to 12961937) that are relatively prime to 12961937.
12961937 has 8 divisors, whose sum is 13423872
The reverse of 12961937 is 73916921
Previous prime number is 907
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twelve million nine hundred sixty-one thousand nine hundred thirty-seven
Scientific notation
1.2961937 × 10^7
Engineering notation
1.2961937 × 10^6
Prime Factorization
31 × 907 × 461
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12961937
Product of the distinct prime numbers
The prime factorization of 12961937 is 31 × 907 × 461.
Since it has a total of 3 prime factors.
4 , 5 , 15 , 93 , 620 , 374 , 6843 , 7651 , 41934 , 70678 , 686238 , 672663 , 7024543 , 1332188 , 56479329 , 33567555 , 886100748 , 358785223 , 2260117928 , 6513022068
n×2
25923874
n×3
38885811
n×4
51847748
n×5
64809685
n÷2
6480968.5
n÷3
4320645.6666667
n÷3
3240484.25
n÷5
2592387.4
n2
168011810791969
n3
2.1777585067414E+21
n4
2.8227968565596E+28
n5
3.6588915018524E+35
2 √n
3600.2690177263
3 √n
234.90376019986
4 √n
60.002241772506
5 √n
26.456596955683
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12961936
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12961937 can be divided by 8 positive divisors.
The sum of these divisors (counting 12961937) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001011100100010010001
3
Ternary
220101112102202
4
Quaternary
301130202101
5
Quinary
11304240222
6
Senary
1141452545
8
Octal
61344221
10
Decimal
12961937
12
Duodecimal
4411155
16
Hexadecimal
c5c891
20
Vigesimal
4104gh
36
Base36
7ptht
md5
ac9efda3364600825a63452864a9775b
sha1
de2cab6bc1e721939633c870935a858520392087
sha256
ac47a79dc6c0365cb3841cf09416ca5c2e904dba1a313a23dd7a1968183fd201
sha512
4da9ddf51d34052279c50806179a44718d5301262828b621b37befa458391aa67326bc2bd2f69b6b2b473fc501091ec3c17b6fe3f303db7a5d1a5321cb79716b
ripemd-160
a6911dfdaf68cfe89e8937e05af1b661fdddd003
Diameter
25923874
Circumference
81442252.110987
Area
5.2782467050037E+14
Volume
9.1221735014287E+21
Surface area
2.1112986820015E+15
Circumference
81442252.110987
Perimeter
51847748
Area
168011810791969
Diagonal
18330947.100026
Surface area
1008070864751814
Volume
2.1777585067414E+21
Space diagonal
22450733.448507
Perimeter
38885811
Area
72751248140835
Altitude
11225366.724253
Surface area
72751248140835
Volume
2.5665130131726E+20
Height
6110315.7000085