12961213 is an odd 8-digits composite number following 12961212
and preceding 12961214 . In scientific notation, it is written as 1.2961213 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 12285504 positive integers (up to 12961213) that are relatively prime to 12961213.
12961213 has 8 divisors, whose sum is 13647168
The reverse of 12961213 is 31216921
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twelve million nine hundred sixty-one thousand two hundred thirteen
Scientific notation
1.2961213 × 10^7
Engineering notation
1.2961213 × 10^6
Prime Factorization
113 × 23 × 4987
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12961213
Product of the distinct prime numbers
The prime factorization of 12961213 is 113 × 23 × 4987.
Since it has a total of 3 prime factors.
9 , 5 , 58 , 64 , 111 , 440 , 9825 , 4219 , 24397 , 89106 , 394145 , 388934 , 4035831 , 8857995 , 13632950 , 5265215 , 323381648 , 489303280 , 9270877868 , 9021921931
n×2
25922426
n×3
38883639
n×4
51844852
n×5
64806065
n÷2
6480606.5
n÷3
4320404.3333333
n÷3
3240303.25
n÷5
2592242.6
n2
167993042431369
n3
2.177393605471E+21
n4
2.8221662305348E+28
n5
3.6578697635368E+35
2 √n
3600.1684682803
3 √n
234.89938653541
4 √n
60.001403885912
5 √n
26.456301397941
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
-12961212
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 12961213 can be divided by 8 positive divisors.
The sum of these divisors (counting 12961213) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001011100010110111101
3
Ternary
220101111102221
4
Quaternary
301130112331
5
Quinary
11304224323
6
Senary
1141445341
8
Octal
61342675
10
Decimal
12961213
12
Duodecimal
4410851
16
Hexadecimal
c5c5bd
20
Vigesimal
41030d
36
Base36
7psxp
md5
b3127d162c8c481bd0eb66ce17fa1f84
sha1
58f6c4c80d1fd92b5dfe828ac93d1fe24f958183
sha256
6a94ac5b78983685f9ac0338b8e58cd7bf68d4083c8a1d6a5ee9a1ade4c23189
sha512
0a9386e195a9bd9aed8ab5cd9e6fc53d16213b2917eced968fbc3031f42d045dc141bf13ba70cd7775b0205b86ae56cb767dc93d99803bcb13d524ff4606bf8e
ripemd-160
e9e5835b0d5c035327693fef8d8916f18867c3ec
Diameter
25922426
Circumference
81437703.084825
Area
5.2776570795659E+14
Volume
9.1206450065615E+21
Surface area
2.1110628318263E+15
Circumference
81437703.084825
Perimeter
51844852
Area
167993042431369
Diagonal
18329923.209406
Surface area
1007958254588214
Volume
2.177393605471E+21
Space diagonal
22449479.443722
Perimeter
38883639
Area
72743121202301
Altitude
11224739.721861
Surface area
72743121202301
Volume
2.5660829729013E+20
Height
6109974.4031355