12912451 is an odd 8-digits composite number following 12912450
and preceding 12912452 . In scientific notation, it is written as 1.2912451 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 12576768 positive integers (up to 12912451) that are relatively prime to 12912451.
12912451 has 8 divisors, whose sum is 13250880
The reverse of 12912451 is 15421921
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twelve million nine hundred twelve thousand four hundred fifty-one
Scientific notation
1.2912451 × 10^7
Engineering notation
1.2912451 × 10^6
Prime Factorization
47 × 257 × 1069
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12912451
Product of the distinct prime numbers
The prime factorization of 12912451 is 47 × 257 × 1069.
Since it has a total of 3 prime factors.
6 , 1 , 46 , 2 , 995 , 607 , 1515 , 9003 , 46890 , 81837 , 965564 , 783153 , 3149253 , 2315794 , 94247599 , 6164063 , 994915308 , 896125351 , 806673959 , 4617332908
n×2
25824902
n×3
38737353
n×4
51649804
n×5
64562255
n÷2
6456225.5
n÷3
4304150.3333333
n÷3
3228112.75
n÷5
2582490.2
n2
166731390827401
n3
2.1529109142207E+21
n4
2.779935668724E+28
n5
3.589578310555E+35
2 √n
3593.3899036982
3 √n
234.60444093966
4 √n
59.944890555394
5 √n
26.436364870018
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
-12912450
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 12912451 can be divided by 8 positive divisors.
The sum of these divisors (counting 12912451) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001010000011101000011
3
Ternary
220022000112221
4
Quaternary
301100131003
5
Quinary
11301144301
6
Senary
1140431511
8
Octal
61203503
10
Decimal
12912451
12
Duodecimal
43a8597
16
Hexadecimal
c50743
20
Vigesimal
40e12b
36
Base36
7orb7
md5
a80b5bffb7b49f4456be5efebf76a964
sha1
500a724b9a570e1d8636ed98d5dab4d123c5354d
sha256
789d87a26841c2653b4e43397269e28dcfc396fca8346d0a250799236b6e706e
sha512
5bb1808599bdb1a670a1b9a504d606212d0afea5c119691c0886b932a40d750fe9be8b9d81cabfd5f7ca7e9a672a6c3ef40970d1bd4038bd8beac6b24e094e8b
ripemd-160
f8982010c7cd63129ffcd6af6d16384b67acab30
Diameter
25824902
Circumference
81131322.402876
Area
5.2380211254617E+14
Volume
9.0180921492652E+21
Surface area
2.0952084501847E+15
Circumference
81131322.402876
Perimeter
51649804
Area
166731390827401
Diagonal
18260963.327678
Surface area
1000388344964406
Volume
2.1529109142207E+21
Space diagonal
22365021.182244
Perimeter
38737353
Area
72196810032420
Altitude
11182510.591122
Surface area
72196810032420
Volume
2.5372298445599E+20
Height
6086987.7758927