12989830 is an even 8-digits composite number following 12989829
and preceding 12989831 . In scientific notation, it is written as 1.2989830 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors.
There are 4453632 positive integers (up to 12989830) that are relatively prime to 12989830.
12989830 has 16 divisors, whose sum is 26722080
The reverse of 12989830 is 03898921
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
twelve million nine hundred eighty-nine thousand eight hundred thirty
Scientific notation
1.2989830 × 10^7
Engineering notation
1.2989830 × 10^6
Prime Factorization
2 × 5 × 7 × 185569
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12989830
Product of the distinct prime numbers
The prime factorization of 12989830 is 2 × 5 × 7 × 185569.
Since it has a total of 4 prime factors.
4 , 2 , 100 , 62 , 839 , 512 , 5127 , 6259 , 12565 , 82232 , 156798 , 271151 , 3422299 , 4741166 , 8671139 , 16957962 , 456739794 , 441530055 , 2762745561 , 5546193225
n×2
25979660
n×3
38969490
n×4
51959320
n×5
64949150
n÷2
6494915
n÷3
4329943.3333333
n÷3
3247457.5
n÷5
2597966
n2
168735683428900
n3
2.1918478426752E+21
n4
2.8471730862218E+28
n5
3.6984294370596E+35
2 √n
3604.1406742801
3 √n
235.07213720213
4 √n
60.034495702721
5 √n
26.467973642237
1 , 2 , 5 , 7 , 10 , 14 , 35 , 70 , 185569 , 371138 , 927845 , 1298983 , 1855690 , 2597966 , 6494915 , 12989830
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
-12989829
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 12989830 can be divided by 16 positive divisors.
The sum of these divisors (counting 12989830) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110001100011010110000110
3
Ternary
220102221200211
4
Quaternary
301203112012
5
Quinary
11311133310
6
Senary
1142230034
8
Octal
61432606
10
Decimal
12989830
12
Duodecimal
442531a
16
Hexadecimal
c63586
20
Vigesimal
413eba
36
Base36
7qf0m
md5
4ac0df5cea055fd80562e613fb3551bb
sha1
aa1964c9b277765cb67ef80189ff58e91f6c075e
sha256
c6649601061213f24dc89f2196ef7d9caeaead463a16e7548d791bb435b1b111
sha512
bfaa5a4781fb198ff0b316af09da6dc98201bfc1b66a007d5c5a069872ae96f76008057a13f31b36d1e569abe9e06714e33bc7d9aa68233e7bc2711d825aed79
ripemd-160
f26ea89ab72edcd7245ef3329d2ff37fc0bf43b9
Diameter
25979660
Circumference
81617508.998761
Area
5.3009878345869E+14
Volume
9.1811907737802E+21
Surface area
2.1203951338347E+15
Circumference
81617508.998761
Perimeter
51959320
Area
168735683428900
Diagonal
18370393.758921
Surface area
1012414100573400
Volume
2.1918478426752E+21
Space diagonal
22499045.541682
Perimeter
38969490
Area
73064694187178
Altitude
11249522.770841
Surface area
73064694187178
Volume
2.5831174548079E+20
Height
6123464.586307