12900979 is an odd 8-digits composite number following 12900978
and preceding 12900980 . In scientific notation, it is written as 1.2900979 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 10207296 positive integers (up to 12900979) that are relatively prime to 12900979.
12900979 has 8 divisors, whose sum is 15878240
The reverse of 12900979 is 97900921
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twelve million nine hundred thousand nine hundred seventy-nine
Scientific notation
1.2900979 × 10^7
Engineering notation
1.2900979 × 10^6
Prime Factorization
7 × 13 × 141769
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12900979
Product of the distinct prime numbers
The prime factorization of 12900979 is 7 × 13 × 141769.
Since it has a total of 3 prime factors.
2 , 1 , 6 , 49 , 712 , 392 , 5057 , 9109 , 3815 , 91948 , 71990 , 966502 , 6200241 , 1727406 , 26071429 , 39010781 , 932880913 , 493267180 , 5065320521 , 5003076564
n×2
25801958
n×3
38702937
n×4
51603916
n×5
64504895
n÷2
6450489.5
n÷3
4300326.3333333
n÷3
3225244.75
n÷5
2580195.8
n2
166435259158441
n3
2.1471777832626E+21
n4
2.7700695491137E+28
n5
3.5736609081656E+35
2 √n
3591.7932846978
3 √n
234.53494265493
4 √n
59.93157168553
5 √n
26.431665749556
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
-12900978
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 12900979 can be divided by 8 positive divisors.
The sum of these divisors (counting 12900979) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001001101101001110011
3
Ternary
220021102211001
4
Quaternary
301031221303
5
Quinary
11300312404
6
Senary
1140302431
8
Octal
61155163
10
Decimal
12900979
12
Duodecimal
43a1a17
16
Hexadecimal
c4da73
20
Vigesimal
40cc8j
36
Base36
7oigj
md5
b18db7b60d362275fdad2127c6285786
sha1
debef4c48a2fa943fca38021e9af587ba773d214
sha256
145f183728d3e8ba4a7fecfe70dd0acf4b5dbe74d851d78cd0ae39cc2bd3406b
sha512
79e03192e617a6268aaa6e74ee34db2e8565bdf4ca208726ff0cda22e8ae7c0f0740a282f6ccb077490b8dc5022509904806faa25bbe9f3d696f92bc880fb446
ripemd-160
886d83be26733f7eaca2a35c5c0360faae4e2b2b
Diameter
25801958
Circumference
81059241.701032
Area
5.2287178747047E+14
Volume
8.9940772664654E+21
Surface area
2.0914871498819E+15
Circumference
81059241.701032
Perimeter
51603916
Area
166435259158441
Diagonal
18244739.46969
Surface area
998611554950646
Volume
2.1471777832626E+21
Space diagonal
22345151.095379
Perimeter
38702937
Area
72068581258328
Altitude
11172575.54769
Surface area
72068581258328
Volume
2.5304732849301E+20
Height
6081579.8232302