12961961 is an odd 8-digits prime number following 12961960
and preceding 12961962 . In scientific notation, it is written as 1.2961961 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 12961960 positive integers (up to 12961961) that are relatively prime to 12961961.
12961961 has 2 divisors, whose sum is 12961962
The reverse of 12961961 is 16916921
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twelve million nine hundred sixty-one thousand nine hundred sixty-one
Scientific notation
1.2961961 × 10^7
Engineering notation
1.2961961 × 10^6
Prime Factorization
12961961
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
12961961
Product of the distinct prime numbers
The prime factorization of 12961961 is 12961961.
Since it has a total of 1 prime factors.
9 , 3 , 6 , 35 , 649 , 838 , 5558 , 5532 , 63306 , 66498 , 95997 , 990992 , 7037810 , 4117932 , 52008961 , 86902173 , 459207253 , 461094766 , 3511795863 , 6053675795
n×2
25923922
n×3
38885883
n×4
51847844
n×5
64809805
n÷2
6480980.5
n÷3
4320653.6666667
n÷3
3240490.25
n÷5
2592392.2
n2
168012432965521
n3
2.1777706036142E+21
n4
2.8228177630994E+28
n5
3.6589253755401E+35
2 √n
3600.272350809
3 √n
234.90390518042
4 √n
60.002269547152
5 √n
26.456606752951
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
12961962
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
6480981
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3600.2724896874
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998457024
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12961961 can be divided by 2 positive divisors.
The sum of these divisors (counting 12961961) is 12961962, the average is 6480981.
Base
System
Value
2
Binary
110001011100100010101001
3
Ternary
220101112110122
4
Quaternary
301130202221
5
Quinary
11304240321
6
Senary
1141453025
8
Octal
61344251
10
Decimal
12961961
12
Duodecimal
4411175
16
Hexadecimal
c5c8a9
20
Vigesimal
4104i1
36
Base36
7ptih
md5
3f1b6da112870db199015db0f7629863
sha1
f4de6493fff2da9b444002b08f6674ae76970a54
sha256
fc259dfd1b03702f8588060b3719b2c73dd833f7820f6743494981669e795d2c
sha512
c78cf5d21a631e0abbdf3852e00d703734c9d132fd4a87ebda7dbe9617f76810320def41304b8195b910493c3eb03bf99ce969eb57ad24f6578b0869ef56537d
ripemd-160
6f5e517578a0d73970469f2dbc5f29746ecaa2e8
Diameter
25923922
Circumference
81442402.907435
Area
5.2782662511623E+14
Volume
9.1222241726909E+21
Surface area
2.1113065004649E+15
Circumference
81442402.907435
Perimeter
51847844
Area
168012432965521
Diagonal
18330981.041151
Surface area
1008074597793126
Volume
2.1777706036142E+21
Space diagonal
22450775.017726
Perimeter
38885883
Area
72751517549886
Altitude
11225387.508863
Surface area
72751517549886
Volume
2.5665272694739E+20
Height
6110327.013717