12984887 is an odd 8-digits composite number following 12984886
and preceding 12984888 . In scientific notation, it is written as 1.2984887 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 12771960 positive integers (up to 12984887) that are relatively prime to 12984887.
12984887 has 4 divisors, whose sum is 13197816
The reverse of 12984887 is 78848921
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
twelve million nine hundred eighty-four thousand eight hundred eighty-seven
Scientific notation
1.2984887 × 10^7
Engineering notation
1.2984887 × 10^6
Prime Factorization
61 × 212867
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12984887
Product of the distinct prime numbers
The prime factorization of 12984887 is 61 × 212867.
Since it has a total of 2 prime factors.
6 , 9 , 86 , 75 , 867 , 58 , 176 , 5427 , 58657 , 78521 , 530818 , 441224 , 7199111 , 5452668 , 38195402 , 65158442 , 121661436 , 700988370 , 1789078457 , 8045729853
n×2
25969774
n×3
38954661
n×4
51939548
n×5
64924435
n÷2
6492443.5
n÷3
4328295.6666667
n÷3
3246221.75
n÷5
2596977.4
n2
168607290402769
n3
2.1893466132561E+21
n4
2.8428418376964E+28
n5
3.691398002136E+35
2 √n
3603.4548699824
3 √n
235.04231620648
4 √n
60.028783679019
5 √n
26.46595897211
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
-12984886
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 12984887 can be divided by 4 positive divisors.
The sum of these divisors (counting 12984887) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001100010001000110111
3
Ternary
220102200220202
4
Quaternary
301202020313
5
Quinary
11311004022
6
Senary
1142151115
8
Octal
61421067
10
Decimal
12984887
12
Duodecimal
442249b
16
Hexadecimal
c62237
20
Vigesimal
413247
36
Base36
7qb7b
md5
a45bc595991c496cce99b66289a0abae
sha1
4a57aa6ac22d12a1182975d1ae96781d9f7f36df
sha256
d5f94e61be66be2e09279a07cf27c4daa4dd747ff363118deea9d14c271afcd4
sha512
c041967a211e37d3a36a0c19593b5c69b73f8f89c7da98f902f9836edfc8389e000542c2a0caf2e242aed6edc89dc39e7bb2498810e4a75dbe94b5eec2be3cb9
ripemd-160
4936eb20dfb9f5ae03cf8b0c877b3fb0d05e82c6
Diameter
25969774
Circumference
81586451.213787
Area
5.2969542487102E+14
Volume
9.1707136484896E+21
Surface area
2.1187816994841E+15
Circumference
81586451.213787
Perimeter
51939548
Area
168607290402769
Diagonal
18363403.301282
Surface area
1011643742416614
Volume
2.1893466132561E+21
Space diagonal
22490484.014541
Perimeter
38954661
Area
73009098376029
Altitude
11245242.00727
Surface area
73009098376029
Volume
2.5801697276687E+20
Height
6121134.4337607