12919989 is an odd 8-digits composite number following 12919988
and preceding 12919990 . In scientific notation, it is written as 1.2919989 × 10^7.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 8613324 positive integers (up to 12919989) that are relatively prime to 12919989.
12919989 has 4 divisors, whose sum is 17226656
The reverse of 12919989 is 98991921
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
twelve million nine hundred nineteen thousand nine hundred eighty-nine
Scientific notation
1.2919989 × 10^7
Engineering notation
1.2919989 × 10^6
Prime Factorization
3 × 4306663
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12919989
Product of the distinct prime numbers
The prime factorization of 12919989 is 3 × 4306663.
Since it has a total of 2 prime factors.
1 , 1 , 39 , 100 , 157 , 335 , 844 , 703 , 31444 , 63473 , 494427 , 154383 , 9477309 , 7038156 , 85305075 , 63582883 , 47170955 , 936219239 , 4153345084 , 8561050940
n×2
25839978
n×3
38759967
n×4
51679956
n×5
64599945
n÷2
6459994.5
n÷3
4306663
n÷3
3229997.25
n÷5
2583997.8
n2
166926115760121
n3
2.1566835794335E+21
n4
2.7864328122761E+28
n5
3.6000681283847E+35
2 √n
3594.438620981
3 √n
234.65008433353
4 √n
59.953637262313
5 √n
26.439450741186
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12919988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12919989 can be divided by 4 positive divisors.
The sum of these divisors (counting 12919989) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001010010010010110101
3
Ternary
220022101220010
4
Quaternary
301102102311
5
Quinary
11301414424
6
Senary
1140530433
8
Octal
61222265
10
Decimal
12919989
12
Duodecimal
43b0a19
16
Hexadecimal
c524b5
20
Vigesimal
40ejj9
36
Base36
7ox4l
md5
c702ed9fa7cbf075e7f26f27757b3717
sha1
6404b6c62de75e68a82c00b5e5402d3b602bdd91
sha256
f6886ceb7d069dfcd0a4e0b977a05398cfc4337e1c6179bc3621d7bd5eca91e5
sha512
d26d374d5a05a321f5178df0180e24e4f66708939dff9fbaab0bd2852e1f21c3f97031fdba71f07bf5f7c037538e8a6e553fd59be66f408a709f87c60b233b0c
ripemd-160
5a3e778c0f80b8d2bdde572cc1a3ac1e4f6ab5ca
Diameter
25839978
Circumference
81178685.053722
Area
5.2441385896428E+14
Volume
9.0338950523547E+21
Surface area
2.0976554358571E+15
Circumference
81178685.053722
Perimeter
51679956
Area
166926115760121
Diagonal
18271623.669511
Surface area
1001556694560726
Volume
2.1566835794335E+21
Space diagonal
22378077.381231
Perimeter
38759967
Area
72281128401663
Altitude
11189038.690616
Surface area
72281128401663
Volume
2.5416759731518E+20
Height
6090541.2231704