121331749 is an odd 9-digits composite number following 121331748
and preceding 121331750 . In scientific notation, it is written as 1.21331749 × 10^8.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 94005360 positive integers (up to 121331749) that are relatively prime to 121331749.
121331749 has 16 divisors, whose sum is 152133120
The reverse of 121331749 is 947133121
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred twenty-one million three hundred thirty-one thousand seven hundred forty-nine
Scientific notation
1.21331749 × 10^8
Engineering notation
1.21331749 × 10^6
Prime Factorization
11 × 7 × 179 × 8803
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121331749
Product of the distinct prime numbers
The prime factorization of 121331749 is 11 × 7 × 179 × 8803.
Since it has a total of 4 prime factors.
10 , 3 , 12 , 96 , 652 , 721 , 1654 , 9668 , 41712 , 13951 , 188174 , 514930 , 8774870 , 9428808 , 46975108 , 88179272 , 382104624 , 888411070 , 1125300902 , 7744914585
n×2
242663498
n×3
363995247
n×4
485326996
n×5
606658745
n÷2
60665874.5
n÷3
40443916.333333
n÷3
30332937.25
n÷5
24266349.8
n2
14721393315399001
n3
1.7861723986743E+24
n4
2.1671942114667E+32
n5
2.6294946409994E+40
2 √n
11015.069178176
3 √n
495.06035926887
4 √n
104.95269971838
5 √n
41.380419740725
1 , 7 , 11 , 77 , 179 , 1253 , 1969 , 8803 , 13783 , 61621 , 96833 , 677831 , 1575737 , 11030159 , 17333107 , 121331749
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
-121331748
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 121331749 can be divided by 16 positive divisors.
The sum of these divisors (counting 121331749) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111001110110110000000100101
3
Ternary
22110022021212111
4
Quaternary
13032312000211
5
Quinary
222030103444
6
Senary
20012321021
8
Octal
716660045
10
Decimal
121331749
12
Duodecimal
34773171
16
Hexadecimal
73b6025
20
Vigesimal
1hi6979
36
Base36
208k6d
md5
76ca33dc4583a9060aea764ee4759484
sha1
6010444e68c2e5bf714fa3bde9b2139cedc0a13a
sha256
4b23635b6ffc00d7818f03919f22cce39ecb3c6f2775536105ba2f90e4b0cdde
sha512
8a9d392f5fe3d2c83c6f2fde08d9d91cb5ee45c300ae75f73f250da252466d2019be8bffb60ed5bee1ac26becd2890c2422a5fb930bd8613d518770ddc30d9d5
ripemd-160
00182cf38a1a2d4cf99e9e2c7eb81517a818ac26
Diameter
242663498
Circumference
762349862.6112
Area
4.6248621090263E+16
Volume
7.4819014476266E+24
Surface area
1.8499448436105E+17
Circumference
762349862.6112
Perimeter
485326996
Area
14721393315399001
Diagonal
171589004.98225
Surface area
88328359892394006
Volume
1.7861723986743E+24
Space diagonal
210152753.83919
Perimeter
363995247
Area
6.374550295119E+15
Altitude
105076376.9196
Surface area
6.374550295119E+15
Volume
2.105024359118E+23
Height
57196334.994083