121444639 is an odd 9-digits composite number following 121444638
and preceding 121444640 . In scientific notation, it is written as 1.21444639 × 10^8.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 115123680 positive integers (up to 121444639) that are relatively prime to 121444639.
121444639 has 16 divisors, whose sum is 127959040
The reverse of 121444639 is 936444121
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-one million four hundred forty-four thousand six hundred thirty-nine
Scientific notation
1.21444639 × 10^8
Engineering notation
1.21444639 × 10^6
Prime Factorization
31 × 109 × 127 × 283
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121444639
Product of the distinct prime numbers
The prime factorization of 121444639 is 31 × 109 × 127 × 283.
Since it has a total of 4 prime factors.
2 , 3 , 64 , 34 , 768 , 929 , 3113 , 3552 , 88924 , 30291 , 107277 , 723435 , 3197938 , 1330517 , 6335044 , 16122278 , 293991558 , 533078015 , 4967729694 , 5201935354
n×2
242889278
n×3
364333917
n×4
485778556
n×5
607223195
n÷2
60722319.5
n÷3
40481546.333333
n÷3
30361159.75
n÷5
24288927.8
n2
14748800341840321
n3
1.7911627331979E+24
n4
2.1752711152347E+32
n5
2.641750153168E+40
2 √n
11020.192330445
3 √n
495.21385039379
4 √n
104.9771038391
5 √n
41.38811714561
1 , 31 , 109 , 127 , 283 , 3379 , 3937 , 8773 , 13843 , 30847 , 35941 , 429133 , 956257 , 1114171 , 3917569 , 121444639
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
-121444638
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 121444639 can be divided by 16 positive divisors.
The sum of these divisors (counting 121444639) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111001111010001100100011111
3
Ternary
22110112000201121
4
Quaternary
13033101210133
5
Quinary
222042212024
6
Senary
20014551411
8
Octal
717214437
10
Decimal
121444639
12
Duodecimal
34808567
16
Hexadecimal
73d191f
20
Vigesimal
1hj0bbj
36
Base36
20aza7
md5
427d3d144d6cd9b07e9f15fd54d29729
sha1
220df35e81e0a169e8970d46dcff6c6e31304d88
sha256
80a55851cf99c7573aae92c5c79777a2572d24bf2185c91def400cc85de7d546
sha512
d302cd976bff114616c3f4e1c7e52aa2147b51b53e27dd2c716930efe1b1a006ee7045ef43d47a48ee5b55ec62e46438c1d3426c38e585b9547bcb090d0e550e
ripemd-160
18e8187600fe94128d277e67a39cdf571ca9452f
Diameter
242889278
Circumference
763059171.40053
Area
4.6334722803188E+16
Volume
7.5028049119977E+24
Surface area
1.8533889121275E+17
Circumference
763059171.40053
Perimeter
485778556
Area
14748800341840321
Diagonal
171748655.5513
Surface area
88492802051041926
Volume
1.7911627331979E+24
Space diagonal
210348285.05486
Perimeter
364333917
Area
6.3864178856892E+15
Altitude
105174142.52743
Surface area
6.3864178856892E+15
Volume
2.1109055247547E+23
Height
57249551.850435