12961251 is an odd 8-digits composite number following 12961250
and preceding 12961252 . In scientific notation, it is written as 1.2961251 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 8622240 positive integers (up to 12961251) that are relatively prime to 12961251.
12961251 has 12 divisors, whose sum is 18762120
The reverse of 12961251 is 15216921
Previous prime number is 569
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twelve million nine hundred sixty-one thousand two hundred fifty-one
Scientific notation
1.2961251 × 10^7
Engineering notation
1.2961251 × 10^6
Prime Factorization
3 × 3 × 569 × 2531
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4320417
Product of the distinct prime numbers
The prime factorization of 12961251 is 3 × 3 × 569 × 2531.
Since it has a total of 4 prime factors.
5 , 3 , 64 , 85 , 686 , 500 , 7957 , 1876 , 8937 , 30125 , 538945 , 587156 , 5072132 , 4601000 , 48555945 , 800779 , 299355755 , 943189702 , 9396874989 , 9708867141
n×2
25922502
n×3
38883753
n×4
51845004
n×5
64806255
n÷2
6480625.5
n÷3
4320417
n÷3
3240312.75
n÷5
2592250.2
n2
167994027485001
n3
2.177412756734E+21
n4
2.8221993270631E+28
n5
3.6579233850096E+35
2 √n
3600.1737458073
3 √n
234.89961609644
4 √n
60.001447864258
5 √n
26.456316910968
1 , 3 , 9 , 569 , 1707 , 2531 , 5121 , 7593 , 22779 , 1440139 , 4320417 , 12961251
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12961250
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12961251 can be divided by 12 positive divisors.
The sum of these divisors (counting 12961251) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001011100010111100011
3
Ternary
220101111111100
4
Quaternary
301130113203
5
Quinary
11304230001
6
Senary
1141445443
8
Octal
61342743
10
Decimal
12961251
12
Duodecimal
4410883
16
Hexadecimal
c5c5e3
20
Vigesimal
41032b
36
Base36
7psyr
md5
792d785543c4b919f4630734af9a1433
sha1
93ebac76d119c1d84019b7cff1b929a598745389
sha256
73088165c01a8b6f8117e22f086b9d3b36918f3b27640d941f7384dac7af9cb6
sha512
c6565d6081092cb022d386c32bc3bee17b237fe08ecb7e43aa2c5b9958eb3d8315eb919e04591ad780dcf20ff32a060992d024190d0424953d8711c09d674cbc
ripemd-160
5118e759046ab28df46574bff3ae85181afa541c
Diameter
25922502
Circumference
81437941.845867
Area
5.2776880259384E+14
Volume
9.1207252271843E+21
Surface area
2.1110752103754E+15
Circumference
81437941.845867
Perimeter
51845004
Area
167994027485001
Diagonal
18329976.949522
Surface area
1007964164910006
Volume
2.177412756734E+21
Space diagonal
22449545.261653
Perimeter
38883753
Area
72743547743036
Altitude
11224772.630826
Surface area
72743547743036
Volume
2.5661055428812E+20
Height
6109992.3165073