102638 is an even 6-digits composite number following 102637
and preceding 102639 . In scientific notation, it is written as 1.02638 × 10^5.
The sum of its digits is 20. It has a total of 4 prime factors and 16 positive divisors.
There are 46656 positive integers (up to 102638) that are relatively prime to 102638.
102638 has 16 divisors, whose sum is 168720
The reverse of 102638 is 836201
Previous prime number is 19
Is Prime? no
Number parity even
Number length 6
Sum of Digits 20
Digital Root 2
Name
one hundred two thousand six hundred thirty-eight
Scientific notation
1.02638 × 10^5
Engineering notation
1.02638 × 10^3
Prime Factorization
2 × 37 × 19 × 73
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
102638
Product of the distinct prime numbers
The prime factorization of 102638 is 2 × 37 × 19 × 73.
Since it has a total of 4 prime factors.
8 , 3 , 18 , 50 , 860 , 175 , 8486 , 6001 , 17615 , 52924 , 737198 , 850952 , 6571579 , 8521741 , 5489960 , 63745656 , 198018823 , 479419313 , 5925867016 , 94638580
n×2
205276
n×3
307914
n×4
410552
n×5
513190
n÷2
51319
n÷3
34212.666666667
n÷3
25659.5
n÷5
20527.6
n2
10534559044
n3
1081246071158072
n4
1.1097693425152E+20
n5
1.1390450577708E+25
2 √n
320.37165917103
3 √n
46.820501403226
4 √n
17.898928995083
5 √n
10.052211928776
1 , 2 , 19 , 37 , 38 , 73 , 74 , 146 , 703 , 1387 , 1406 , 2701 , 2774 , 5402 , 51319 , 102638
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
-102637
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 102638 can be divided by 16 positive divisors.
The sum of these divisors (counting 102638) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11001000011101110
3
Ternary
12012210102
4
Quaternary
121003232
5
Quinary
11241023
6
Senary
2111102
8
Octal
310356
10
Decimal
102638
12
Duodecimal
4b492
16
Hexadecimal
190ee
20
Vigesimal
cgbi
36
Base36
2772
md5
a63a909e63c139a6816c06d3d6776339
sha1
23dc39e27ee21719deabbcd83d287a93609d9557
sha256
a74ccdb089fc06ac45bfa74c9c5b389c4758ce09cdfb442fdb235d0b94d39cf0
sha512
6067a2f9f3cc827f0c6a8a12ae3486a30e0408a10d8ab150b9e65df10ca2ed33543d4c6d1a5349d08041f85f2338ce1ebafa8cfd7ef0e73d42559322ec0d0289
ripemd-160
2740e55f4ef9af6eeb759885f626d37d9edbf72e
Diameter
205276
Circumference
644893.5735583
Area
33095293301.438
Volume
4.5291129518307E+15
Surface area
132381173205.75
Circumference
644893.5735583
Perimeter
410552
Area
10534559044
Diagonal
145152.05161485
Surface area
63207354264
Volume
1081246071158072
Space diagonal
177774.23078725
Perimeter
307914
Area
4561597874.8856
Altitude
88887.115393627
Surface area
4561597874.8856
Volume
1.2742607150786E+14
Height
48384.01720495