100505945 is an odd 9-digits composite number following 100505944
and preceding 100505946 . In scientific notation, it is written as 1.00505945 × 10^8.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 78971904 positive integers (up to 100505945) that are relatively prime to 100505945.
100505945 has 16 divisors, whose sum is 122774400
The reverse of 100505945 is 549505001
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred million five hundred five thousand nine hundred forty-five
Scientific notation
1.00505945 × 10^8
Engineering notation
1.00505945 × 10^6
Prime Factorization
5 × 83 × 199 × 1217
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
100505945
Product of the distinct prime numbers
The prime factorization of 100505945 is 5 × 83 × 199 × 1217.
Since it has a total of 4 prime factors.
6 , 8 , 53 , 93 , 814 , 23 , 9599 , 4942 , 87967 , 42698 , 473203 , 976454 , 8787611 , 3392764 , 55431661 , 95677093 , 486738309 , 985915033 , 3052500786 , 7836606890
n×2
201011890
n×3
301517835
n×4
402023780
n×5
502529725
n÷2
50252972.5
n÷3
33501981.666667
n÷3
25126486.25
n÷5
20101189
n2
10101444980343025
n3
1.0152552736149E+24
n4
1.020391906909E+32
n5
1.0255545287424E+40
2 √n
10025.265333147
3 √n
464.94036310758
4 √n
100.12624697424
5 √n
39.850919842356
1 , 5 , 83 , 199 , 415 , 995 , 1217 , 6085 , 16517 , 82585 , 101011 , 242183 , 505055 , 1210915 , 20101189 , 100505945
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
-100505944
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 100505945 can be divided by 16 positive divisors.
The sum of these divisors (counting 100505945) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101111111011001100101011001
3
Ternary
21000010020020102
4
Quaternary
11333121211121
5
Quinary
201212142240
6
Senary
13550105145
8
Octal
577314531
10
Decimal
100505945
12
Duodecimal
297ab1b5
16
Hexadecimal
5fd9959
20
Vigesimal
1b834h5
36
Base36
1nu6vt
md5
e7b5fb8d55042e5448db8943748b435c
sha1
b1e8b092b0b4b1de00059e69641180cc423202ef
sha256
6437d155d5ba33d01d5d9c1ee5b237d2aa4dcb924bd71b2ad9149690cb5ad908
sha512
7cafbb30e371e8286b98e4c48fef7db6f498b7eae0a6e9caeace7471a69831f587e882b8f149e20dad01a181a7db55f116c36712349308cf31d9f9f3942746db
ripemd-160
0fbc5e44f598e06ea5a80ab0a3b7f23b33bb6d86
Diameter
201011890
Circumference
631497476.9082
Area
3.1734625340887E+16
Volume
4.2526913454757E+24
Surface area
1.2693850136355E+17
Circumference
631497476.9082
Perimeter
402023780
Area
10101444980343025
Diagonal
142136870.51812
Surface area
60608669882058150
Volume
1.0152552736149E+24
Space diagonal
174081403.20272
Perimeter
301517835
Area
4.3740539839539E+15
Altitude
87040701.601362
Surface area
4.3740539839539E+15
Volume
1.1964898143475E+23
Height
47378956.839375