20138983 is an odd 8-digits composite number following 20138982
and preceding 20138984 . In scientific notation, it is written as 2.0138983 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 19710448 positive integers (up to 20138983) that are relatively prime to 20138983.
20138983 has 4 divisors, whose sum is 20567520
The reverse of 20138983 is 38983102
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million one hundred thirty-eight thousand nine hundred eighty-three
Scientific notation
2.0138983 × 10^7
Engineering notation
2.0138983 × 10^6
Prime Factorization
47 × 428489
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20138983
Product of the distinct prime numbers
The prime factorization of 20138983 is 47 × 428489.
Since it has a total of 2 prime factors.
8 , 7 , 24 , 9 , 635 , 923 , 4584 , 2369 , 56748 , 89098 , 967623 , 940523 , 1298298 , 5217357 , 69109175 , 39719495 , 345486335 , 748537022 , 3695734332 , 3602180793
n×2
40277966
n×3
60416949
n×4
80555932
n×5
100694915
n÷2
10069491.5
n÷3
6712994.3333333
n÷3
5034745.75
n÷5
4027796.6
n2
405578636274289
n3
8.1679412610911E+21
n4
1.6449403020211E+29
n5
3.3127424778418E+36
2 √n
4487.6478248633
3 √n
272.06907397257
4 √n
66.989908380765
5 √n
28.893989262526
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
-20138982
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 20138983 can be divided by 4 positive divisors.
The sum of these divisors (counting 20138983) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110100101111100111
3
Ternary
1101220011111021
4
Quaternary
1030310233213
5
Quinary
20123421413
6
Senary
1555352011
8
Octal
114645747
10
Decimal
20138983
12
Duodecimal
68b2607
16
Hexadecimal
1334be7
20
Vigesimal
65h793
36
Base36
bznc7
md5
c0542237f7f50b64d44a5fbfeba04df2
sha1
e29f7a6a6022cb71224db7cb717df3c3cf75f6f8
sha256
8f2f2627d5c3a7b008d2acb1a7b5a58d59e009b8e0d1cae0b48e3eecc02054de
sha512
de453811edf6cbf1cfefbca38c87bff6c4218f6b33612984420b04b4266ae1d4da27d3b70c68d9fbd6cd56f4dca81eb350d83c637e4012af679adfde82406807
ripemd-160
86fdd62ec4feb07b1943cf5f6c5191faa3516b8e
Diameter
40277966
Circumference
126536962.08714
Area
1.2741628641723E+15
Volume
3.4213792347729E+22
Surface area
5.0966514566891E+15
Circumference
126536962.08714
Perimeter
80555932
Area
405578636274289
Diagonal
28480822.891001
Surface area
2433471817645734
Volume
8.1679412610911E+21
Space diagonal
34881741.768766
Perimeter
60416949
Area
1.7562070112289E+14
Altitude
17440870.884383
Surface area
1.7562070112289E+14
Volume
9.6260110900849E+20
Height
9493607.6303337