12609987 is an odd 8-digits composite number following 12609986
and preceding 12609988 . In scientific notation, it is written as 1.2609987 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 7759968 positive integers (up to 12609987) that are relatively prime to 12609987.
12609987 has 8 divisors, whose sum is 18106704
The reverse of 12609987 is 78990621
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twelve million six hundred nine thousand nine hundred eighty-seven
Scientific notation
1.2609987 × 10^7
Engineering notation
1.2609987 × 10^6
Prime Factorization
3 × 13 × 323333
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12609987
Product of the distinct prime numbers
The prime factorization of 12609987 is 3 × 13 × 323333.
Since it has a total of 3 prime factors.
9 , 2 , 48 , 12 , 416 , 744 , 9304 , 6479 , 74133 , 53931 , 733985 , 486957 , 3318435 , 4769250 , 61452641 , 9876850 , 270661930 , 3221394 , 4064430352 , 288455498
n×2
25219974
n×3
37829961
n×4
50439948
n×5
63049935
n÷2
6304993.5
n÷3
4203329
n÷3
3152496.75
n÷5
2521997.4
n2
159011772140169
n3
2.0051363795345E+21
n4
2.5284743679157E+28
n5
3.188402890925E+35
2 √n
3551.0543504711
3 √n
232.75814084836
4 √n
59.59072369481
5 √n
26.31133764362
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
-12609986
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 12609987 can be divided by 8 positive divisors.
The sum of these divisors (counting 12609987) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000000110100111000011
3
Ternary
212201122122120
4
Quaternary
300012213003
5
Quinary
11212004422
6
Senary
1130135323
8
Octal
60064703
10
Decimal
12609987
12
Duodecimal
4281543
16
Hexadecimal
c069c3
20
Vigesimal
3ig4j7
36
Base36
7i9xf
md5
85ff8bacc5ab515da2a9d6a035516456
sha1
fb67e96037d53fe59fdbf7106b2b52ecb3b9f74c
sha256
be4309995daddd412f06bc763a76ce50a90f7113cd60dffe4259ac589285bc3d
sha512
e7cbf443fe19d61b8be0a898e157421136bb1d8ac97ec14dddb3aa303ff3193ad67ca3b9cb741e3c8307ba2f0ac09a81bacce6b42a169980afc8585e514f3aaf
ripemd-160
0e1a456848d7387472560cdfabc66917c9837023
Diameter
25219974
Circumference
79230885.042126
Area
4.9955021518985E+14
Volume
8.3990956258549E+21
Surface area
1.9982008607594E+15
Circumference
79230885.042126
Perimeter
50439948
Area
159011772140169
Diagonal
17833214.636748
Surface area
954070632841014
Volume
2.0051363795345E+21
Space diagonal
21841138.166783
Perimeter
37829961
Area
68854117087084
Altitude
10920569.083392
Surface area
68854117087084
Volume
2.3630758852878E+20
Height
5944404.8789161