12543989 is an odd 8-digits prime number following 12543988
and preceding 12543990 . In scientific notation, it is written as 1.2543989 × 10^7.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 12543988 positive integers (up to 12543989) that are relatively prime to 12543989.
12543989 has 2 divisors, whose sum is 12543990
The reverse of 12543989 is 98934521
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twelve million five hundred forty-three thousand nine hundred eighty-nine
Scientific notation
1.2543989 × 10^7
Engineering notation
1.2543989 × 10^6
Prime Factorization
12543989
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
12543989
Product of the distinct prime numbers
The prime factorization of 12543989 is 12543989.
Since it has a total of 1 prime factors.
9 , 3 , 16 , 2 , 505 , 795 , 6196 , 2508 , 4462 , 68125 , 934899 , 718214 , 2073748 , 4289501 , 54174235 , 69691786 , 615068333 , 944149072 , 4200253864 , 7621164069
n×2
25087978
n×3
37631967
n×4
50175956
n×5
62719945
n÷2
6271994.5
n÷3
4181329.6666667
n÷3
3135997.25
n÷5
2508797.8
n2
157351660032121
n3
1.9738174925747E+21
n4
2.4759544914864E+28
n5
3.1058345905706E+35
2 √n
3541.749426484
3 √n
232.35136142518
4 √n
59.512598888673
5 √n
26.283738209933
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
12543990
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
6271995
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3541.7495676572
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998405611
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12543989 can be divided by 2 positive divisors.
The sum of these divisors (counting 12543989) is 12543990, the average is 6271995.
Base
System
Value
2
Binary
101111110110011111110101
3
Ternary
212121022010012
4
Quaternary
233312133311
5
Quinary
11202401424
6
Senary
1124510005
8
Octal
57663765
10
Decimal
12543989
12
Duodecimal
424b305
16
Hexadecimal
bf67f5
20
Vigesimal
3i7jj9
36
Base36
7gv05
md5
dae7fd17ec8d8fe57190be857a08821d
sha1
f9a939b71c5e30aebae0330f068b15941860703d
sha256
49cc90f0dd7c5d9456217f4e5cf8e118f6638e45f4f22b963de5a9711b1f1cbf
sha512
aef5135d38f28ba65c0dbb5fcdcd08d185f57d880c508fee7f63e19e828db55be79cb3b3fdb8b3bd4004ed0c6434725623f304da16b1ec5a64d02c0b46ab53ea
ripemd-160
9a40e4beae5b4f60afadbe65ddbc57f0f053414d
Diameter
25087978
Circumference
78816207.378222
Area
4.9433481918707E+14
Volume
8.2679073789328E+21
Surface area
1.9773392767483E+15
Circumference
78816207.378222
Perimeter
50175956
Area
157351660032121
Diagonal
17739879.370059
Surface area
944109960192726
Volume
1.9738174925747E+21
Space diagonal
21726826.277585
Perimeter
37631967
Area
68135267457735
Altitude
10863413.138793
Surface area
68135267457735
Volume
2.3261662230403E+20
Height
5913293.123353