121539250 is an even 9-digits composite number following 121539249
and preceding 121539251 . In scientific notation, it is written as 1.21539250 × 10^8.
The sum of its digits is 28. It has a total of 5 prime factors and 32 positive divisors.
There are 41342400 positive integers (up to 121539250) that are relatively prime to 121539250.
121539250 has 32 divisors, whose sum is 221760000
The reverse of 121539250 is 052935121
Previous prime number is 349
Is Prime? no
Number parity even
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred twenty-one million five hundred thirty-nine thousand two hundred fifty
Scientific notation
1.21539250 × 10^8
Engineering notation
1.21539250 × 10^6
Prime Factorization
2 × 5 × 175 × 349 × 199
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
121539250
Product of the distinct prime numbers
The prime factorization of 121539250 is 2 × 5 × 175 × 349 × 199.
Since it has a total of 5 prime factors.
5 , 4 , 38 , 88 , 836 , 570 , 1357 , 3156 , 70484 , 85715 , 93931 , 781269 , 7976864 , 3364852 , 18402884 , 80143460 , 375060776 , 611946177 , 7275624521 , 4316661348
n×2
243078500
n×3
364617750
n×4
486157000
n×5
607696250
n÷2
60769625
n÷3
40513083.333333
n÷3
30384812.5
n÷5
24307850
n2
14771789290562500
n3
1.795352191533E+24
n4
2.1820575884478E+32
n5
2.6520564275675E+40
2 √n
11024.484114914
3 √n
495.34241519074
4 √n
104.99754337562
5 √n
41.394563789162
1 , 2 , 5 , 10 , 175 , 199 , 349 , 350 , 398 , 698 , 875 , 995 , 1745 , 1750 , 1990 , 3490 , 34825 , 61075 , 69451 , 69650 , 122150 , 138902 , 174125 , 305375 , 347255 , 348250 , 610750 , 694510 , 12153925 , 24307850 , 60769625 , 121539250
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121539249
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121539250 can be divided by 32 positive divisors.
The sum of these divisors (counting 121539250) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111001111101000101010110010
3
Ternary
22110200211111201
4
Quaternary
13033220222302
5
Quinary
222103224000
6
Senary
20021001414
8
Octal
717505262
10
Decimal
121539250
12
Duodecimal
3485326a
16
Hexadecimal
73e8ab2
20
Vigesimal
1hjc82a
36
Base36
20d0aa
md5
9e69fa1cf271bfacd1ba58e3b003e9a5
sha1
dbf5fa5805413f4bd23ea37b96004ba355fafd54
sha256
f78d7abaf8178facdef02a2c164a26b8cf079b0ed67d61cfa389cc83ffa81e38
sha512
42fa1f0ef47a575fd199d36a80d3da96fca776d71ab117bb7922377a6ec84e6a741f9ea3a50a29715f0c9ce3b543bf5b1a09f04aa4ee96146741273475ec5f61
ripemd-160
c40d64fbce9fa330366c18f7664b74c3d43fb341
Diameter
243078500
Circumference
763653629.84563
Area
4.6406944715608E+16
Volume
7.5203536740352E+24
Surface area
1.8562777886243E+17
Circumference
763653629.84563
Perimeter
486157000
Area
14771789290562500
Diagonal
171882455.71065
Surface area
88630735743375000
Volume
1.795352191533E+24
Space diagonal
210512156.11382
Perimeter
364617750
Area
6.396372392489E+15
Altitude
105256078.05691
Surface area
6.396372392489E+15
Volume
2.1158428487519E+23
Height
57294151.903551