12961931 is an odd 8-digits prime number following 12961930
and preceding 12961932 . In scientific notation, it is written as 1.2961931 × 10^7.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 12961930 positive integers (up to 12961931) that are relatively prime to 12961931.
12961931 has 2 divisors, whose sum is 12961932
The reverse of 12961931 is 13916921
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twelve million nine hundred sixty-one thousand nine hundred thirty-one
Scientific notation
1.2961931 × 10^7
Engineering notation
1.2961931 × 10^6
Prime Factorization
12961931
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
12961931
Product of the distinct prime numbers
The prime factorization of 12961931 is 12961931.
Since it has a total of 1 prime factors.
1 , 2 , 16 , 69 , 542 , 1000 , 8608 , 7642 , 98447 , 13436 , 157073 , 921954 , 4282082 , 4741129 , 35519429 , 26858552 , 884142708 , 363865194 , 1830576937 , 5098187376
n×2
25923862
n×3
38885793
n×4
51847724
n×5
64809655
n÷2
6480965.5
n÷3
4320643.6666667
n÷3
3240482.75
n÷5
2592386.2
n2
168011655248761
n3
2.1777554825302E+21
n4
2.8227916299429E+28
n5
3.6588830334697E+35
2 √n
3600.2681844552
3 √n
234.90372395469
4 √n
60.002234828839
5 √n
26.456594506364
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
12961932
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
6480966
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3600.2683233337
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999845702
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12961931 can be divided by 2 positive divisors.
The sum of these divisors (counting 12961931) is 12961932, the average is 6480966.
Base
System
Value
2
Binary
110001011100100010001011
3
Ternary
220101112102112
4
Quaternary
301130202023
5
Quinary
11304240211
6
Senary
1141452535
8
Octal
61344213
10
Decimal
12961931
12
Duodecimal
441114b
16
Hexadecimal
c5c88b
20
Vigesimal
4104gb
36
Base36
7pthn
md5
890dcedb4c7bd384d6f657ed5bae9cfa
sha1
d784fce0263df49bb14361634b4090e2525d4635
sha256
22b37cc7116bc0dfd0d45c1661b3fe1e73ee5506148f965ba27b270e774a7b92
sha512
bfbf8692cb105959fc67a62c596b7a43e47e0de819f0619fe0250be9d0c1d72e80a649f2cfea3eb28251a0acc615877c0b532af195329039b6e4b045c7207e45
ripemd-160
b2de64b08bd3b53d80cc12e28efb2ecee833179d
Diameter
25923862
Circumference
81442214.411876
Area
5.2782418184697E+14
Volume
9.1221608336425E+21
Surface area
2.1112967273879E+15
Circumference
81442214.411876
Perimeter
51847724
Area
168011655248761
Diagonal
18330938.614744
Surface area
1008069931492566
Volume
2.1777554825302E+21
Space diagonal
22450723.056202
Perimeter
38885793
Area
72751180788650
Altitude
11225361.528101
Surface area
72751180788650
Volume
2.5665094491055E+20
Height
6110312.8715814