12986321 is an odd 8-digits composite number following 12986320
and preceding 12986322 . In scientific notation, it is written as 1.2986321 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 12976752 positive integers (up to 12986321) that are relatively prime to 12986321.
12986321 has 4 divisors, whose sum is 12995892
The reverse of 12986321 is 12368921
Previous prime number is 1637
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twelve million nine hundred eighty-six thousand three hundred twenty-one
Scientific notation
1.2986321 × 10^7
Engineering notation
1.2986321 × 10^6
Prime Factorization
1637 × 7933
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12986321
Product of the distinct prime numbers
The prime factorization of 12986321 is 1637 × 7933.
Since it has a total of 2 prime factors.
10 , 4 , 53 , 68 , 794 , 105 , 8974 , 4755 , 70413 , 33420 , 849960 , 96066 , 5401195 , 4849267 , 37618380 , 20731593 , 225555048 , 626588395 , 7979330817 , 4957773654
n×2
25972642
n×3
38958963
n×4
51945284
n×5
64931605
n÷2
6493160.5
n÷3
4328773.6666667
n÷3
3246580.25
n÷5
2597264.2
n2
168644533115041
n3
2.1900720419271E+21
n4
2.844097854959E+28
n5
3.6934367699909E+35
2 √n
3603.6538402016
3 √n
235.05096827188
4 √n
60.030440946254
5 √n
26.466543505634
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
-12986320
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 12986321 can be divided by 4 positive divisors.
The sum of these divisors (counting 12986321) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001100010011111010001
3
Ternary
220102202212212
4
Quaternary
301202133101
5
Quinary
11311030241
6
Senary
1142201505
8
Octal
61423721
10
Decimal
12986321
12
Duodecimal
4423295
16
Hexadecimal
c627d1
20
Vigesimal
4135g1
36
Base36
7qcb5
md5
acd5b77f9b74a9672287af6ef9e6395b
sha1
065870efe820371ac5bde50d1ceb56e3c6479870
sha256
1773a291e9a1232555d4fcb9083a803e44f61e69593d6b5ed49b5ea34edcc435
sha512
1c28de189472e6f330a486e93c953e7a93899fafd6c6e877d638c8b6a0ba5249bcb9253904328a5bc5aba44e920088e2c2c67cfd55581cfd93dc62bfc94119dd
ripemd-160
2529c5e078134ff771929a3491110fe9df80f45a
Diameter
25972642
Circumference
81595461.301518
Area
5.2981242630229E+14
Volume
9.1737523170006E+21
Surface area
2.1192497052092E+15
Circumference
81595461.301518
Perimeter
51945284
Area
168644533115041
Diagonal
18365431.283531
Surface area
1011867198690246
Volume
2.1900720419271E+21
Space diagonal
22492967.775399
Perimeter
38958963
Area
73025224943496
Altitude
11246483.887699
Surface area
73025224943496
Volume
2.5810246535561E+20
Height
6121810.4278435