12961245 is an odd 8-digits composite number following 12961244
and preceding 12961246 . In scientific notation, it is written as 1.2961245 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 6284160 positive integers (up to 12961245) that are relatively prime to 12961245.
12961245 has 16 divisors, whose sum is 22623552
The reverse of 12961245 is 54216921
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twelve million nine hundred sixty-one thousand two hundred forty-five
Scientific notation
1.2961245 × 10^7
Engineering notation
1.2961245 × 10^6
Prime Factorization
3 × 5 × 11 × 78553
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12961245
Product of the distinct prime numbers
The prime factorization of 12961245 is 3 × 5 × 11 × 78553.
Since it has a total of 4 prime factors.
7 , 1 , 26 , 69 , 287 , 609 , 7204 , 6312 , 19584 , 92714 , 429135 , 229090 , 3334801 , 1402374 , 8147941 , 89016875 , 602415663 , 563744169 , 2603196389 , 5168502056
n×2
25922490
n×3
38883735
n×4
51844980
n×5
64806225
n÷2
6480622.5
n÷3
4320415
n÷3
3240311.25
n÷5
2592249
n2
167993871950025
n3
2.1774097328429E+21
n4
2.8221941012761E+28
n5
3.6579149184195E+35
2 √n
3600.1729125141
3 √n
234.89957984999
4 √n
60.001440920315
5 √n
26.456314461545
1 , 3 , 5 , 11 , 15 , 33 , 55 , 165 , 78553 , 235659 , 392765 , 864083 , 1178295 , 2592249 , 4320415 , 12961245
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12961244
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12961245 can be divided by 16 positive divisors.
The sum of these divisors (counting 12961245) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110001011100010111011101
3
Ternary
220101111111010
4
Quaternary
301130113131
5
Quinary
11304224440
6
Senary
1141445433
8
Octal
61342735
10
Decimal
12961245
12
Duodecimal
4410879
16
Hexadecimal
c5c5dd
20
Vigesimal
410325
36
Base36
7psyl
md5
d2a34de64011be878996643f29e821de
sha1
83131f46f3e8d7900f0883b51093fd1ef153e1af
sha256
aee1a507fc63fb71857a27bd95ceac24d8965b527606c9dd3d44a808e08d2a2c
sha512
eeb909417a6bfb9a430d11444749f68527f2161452305b3cb7e1dbd52228b210b0e86eac6f33edfce49700683c26bbf4603769fea501ea7f1d6b3e4d0ac12121
ripemd-160
544c50dc4be76f1f9e62fbceca58262d7a987ab0
Diameter
25922490
Circumference
81437904.146755
Area
5.277683139663E+14
Volume
9.1207125607389E+21
Surface area
2.1110732558652E+15
Circumference
81437904.146755
Perimeter
51844980
Area
167993871950025
Diagonal
18329968.46424
Surface area
1007963231700150
Volume
2.1774097328429E+21
Space diagonal
22449534.869348
Perimeter
38883735
Area
72743480394416
Altitude
11224767.434674
Surface area
72743480394416
Volume
2.5661019791913E+20
Height
6109989.4880802