83149749 is an odd 8-digits composite number following 83149748
and preceding 83149750 . In scientific notation, it is written as 8.3149749 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 55141800 positive integers (up to 83149749) that are relatively prime to 83149749.
83149749 has 8 divisors, whose sum is 92874240
The reverse of 83149749 is 94794138
Previous prime number is 191
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
eighty-three million one hundred forty-nine thousand seven hundred forty-nine
Scientific notation
8.3149749 × 10^7
Engineering notation
8.3149749 × 10^6
Prime Factorization
9 × 191 × 48371
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
83149749
Product of the distinct prime numbers
The prime factorization of 83149749 is 9 × 191 × 48371.
Since it has a total of 3 prime factors.
10 , 4 , 22 , 22 , 144 , 532 , 2178 , 9001 , 22914 , 96112 , 164427 , 817795 , 1320755 , 8590502 , 81037097 , 28208654 , 749268565 , 909248291 , 8956724904 , 1477929575
n×2
166299498
n×3
249449247
n×4
332598996
n×5
415748745
n÷2
41574874.5
n÷3
27716583
n÷3
20787437.25
n÷5
16629949.8
n2
6913880758763001
n3
5.7488744970707E+23
n4
4.7801747146393E+31
n5
3.9747032769841E+39
2 √n
9118.648419585
3 √n
436.46924516528
4 √n
95.491614394066
5 √n
38.36826743151
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-83149748
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 83149749 can be divided by 8 positive divisors.
The sum of these divisors (counting 83149749) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111101001100001110110101
3
Ternary
12210110110000100
4
Quaternary
10331030032311
5
Quinary
132241242444
6
Senary
12130104313
8
Octal
475141665
10
Decimal
83149749
12
Duodecimal
23a1b099
16
Hexadecimal
4f4c3b5
20
Vigesimal
15jde79
36
Base36
1di6r9
md5
a59b64da3e49455e7e7bdba745b48266
sha1
c0ddae5fc7cd8e611643c3f3f6c55010897c92df
sha256
31781dfe9b09f5f33c57c536ba6c689dd11ba6a901529dea1c824a66d5c3573c
sha512
ffbe1e4f54fc5d5b8e94d14d439ed7be728a0b688458276ed6657cea0b43cc0f36846d81da1292e59ec4549987de73fcfc803a8acb8e2d9f6cfff2441912230f
ripemd-160
4a1ea9b073a1140bcb906bdecd70c8ccee85670b
Diameter
166299498
Circumference
522445281.21247
Area
2.1720596999526E+16
Volume
2.4080829181876E+24
Surface area
8.6882387998103E+16
Circumference
522445281.21247
Perimeter
332598996
Area
6913880758763001
Diagonal
117591502.74372
Surface area
41483284552578006
Volume
5.7488744970707E+23
Space diagonal
144019589.9046
Perimeter
249449247
Area
2.9937981879126E+15
Altitude
72009794.9523
Surface area
2.9937981879126E+15
Volume
6.7751135684485E+22
Height
39197167.58124