102649 is an odd 6-digits composite number following 102648
and preceding 102650 . In scientific notation, it is written as 1.02649 × 10^5.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 98164 positive integers (up to 102649) that are relatively prime to 102649.
102649 has 4 divisors, whose sum is 107136
The reverse of 102649 is 946201
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 22
Digital Root 4
Name
one hundred two thousand six hundred forty-nine
Scientific notation
1.02649 × 10^5
Engineering notation
1.02649 × 10^3
Prime Factorization
23 × 4463
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
102649
Product of the distinct prime numbers
The prime factorization of 102649 is 23 × 4463.
Since it has a total of 2 prime factors.
5 , 10 , 68 , 4 , 464 , 745 , 9995 , 9446 , 45 , 42947 , 560916 , 517469 , 4445216 , 2379275 , 38689149 , 27892236 , 787003647 , 102038142 , 7478066494 , 9676805126
n×2
205298
n×3
307947
n×4
410596
n×5
513245
n÷2
51324.5
n÷3
34216.333333333
n÷3
25662.25
n÷5
20529.8
n2
10536817201
n3
1081593748865449
n4
1.1102451672729E+20
n5
1.139655561754E+25
2 √n
320.38882627208
3 √n
46.822173971273
4 √n
17.899408545315
5 √n
10.052427384243
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
-102648
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 102649 can be divided by 4 positive divisors.
The sum of these divisors (counting 102649) is 1, the average is 0.25.
Base
System
Value
2
Binary
11001000011111001
3
Ternary
12012210211
4
Quaternary
121003321
5
Quinary
11241044
6
Senary
2111121
8
Octal
310371
10
Decimal
102649
12
Duodecimal
4b4a1
16
Hexadecimal
190f9
20
Vigesimal
cgc9
36
Base36
277d
md5
3142a5a88f98a14eab0530698b79293a
sha1
957f1a015a903bc37677c569f9d387bcecc4c336
sha256
7b1244d5d7cdd9e987c8d6520d9d7b7735c4844d780d811dbce1d5b0ab7813c8
sha512
23f756b2c3c37a0442a3c451ab4166fc1b41eaceaa75a4eaa3b7b7cd5165932a93d29ce82d9b42076312007f689271ba93d680c5dadeb52c8d042ea1cefbb624
ripemd-160
ea90cbf820e91a65407131b5d43027c3e193801a
Diameter
205298
Circumference
644962.68859668
Area
33102387510.88
Volume
4.5305693008058E+15
Surface area
132409550043.52
Circumference
644962.68859668
Perimeter
410596
Area
10536817201
Diagonal
145167.60796404
Surface area
63220903206
Volume
1081593748865449
Space diagonal
177793.28334614
Perimeter
307947
Area
4562575685.5494
Altitude
88896.641673069
Surface area
4562575685.5494
Volume
1.2746704571862E+14
Height
48389.202654679