12961885 is an odd 8-digits composite number following 12961884
and preceding 12961886 . In scientific notation, it is written as 1.2961885 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 10350144 positive integers (up to 12961885) that are relatively prime to 12961885.
12961885 has 8 divisors, whose sum is 15583320
The reverse of 12961885 is 58816921
Previous prime number is 613
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twelve million nine hundred sixty-one thousand eight hundred eighty-five
Scientific notation
1.2961885 × 10^7
Engineering notation
1.2961885 × 10^6
Prime Factorization
5 × 613 × 4229
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12961885
Product of the distinct prime numbers
The prime factorization of 12961885 is 5 × 613 × 4229.
Since it has a total of 3 prime factors.
8 , 4 , 1 , 65 , 899 , 730 , 308 , 1623 , 10518 , 3091 , 873725 , 40677 , 5647784 , 637720 , 64068293 , 94427337 , 7652953 , 354105406 , 7265821648 , 6373883116
n×2
25923770
n×3
38885655
n×4
51847540
n×5
64809425
n÷2
6480942.5
n÷3
4320628.3333333
n÷3
3240471.25
n÷5
2592377
n2
168010462753225
n3
2.1777322970041E+21
n4
2.8227515594553E+28
n5
3.658818109723E+35
2 √n
3600.2617960365
3 √n
234.90344607469
4 √n
60.002181593976
5 √n
26.456575728219
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
-12961884
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 12961885 can be divided by 8 positive divisors.
The sum of these divisors (counting 12961885) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001011100100001011101
3
Ternary
220101112100211
4
Quaternary
301130201131
5
Quinary
11304240020
6
Senary
1141452421
8
Octal
61344135
10
Decimal
12961885
12
Duodecimal
4411111
16
Hexadecimal
c5c85d
20
Vigesimal
4104e5
36
Base36
7ptgd
md5
35057876e3e03ece156df4cdeb1abb8d
sha1
943be7464f223e7d915f3e62da2de82f792c0eee
sha256
964fb327d8ec885526102106dc93b4e8de64139b39f7b543d688aa43051898ad
sha512
a6a34bb15e9e9624b1086603e8949c6c72691105dafebe93452011b509c863174a493e5a4c8e80cc8d19667df5e8158bd43dfffa816e15a5c45fb6214b079e03
ripemd-160
5ba431a61fab88d669747ae209df17faf97f72e2
Diameter
25923770
Circumference
81441925.385351
Area
5.2782043551175E+14
Volume
9.1220637143377E+21
Surface area
2.111281742047E+15
Circumference
81441925.385351
Perimeter
51847540
Area
168010462753225
Diagonal
18330873.56092
Surface area
1008062776519350
Volume
2.1777322970041E+21
Space diagonal
22450643.381865
Perimeter
38885655
Area
72750664422936
Altitude
11225321.690932
Surface area
72750664422936
Volume
2.5664821247009E+20
Height
6110291.1869735