121533991 is an odd 9-digits composite number following 121533990
and preceding 121533992 . In scientific notation, it is written as 1.21533991 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 121480072 positive integers (up to 121533991) that are relatively prime to 121533991.
121533991 has 4 divisors, whose sum is 121587912
The reverse of 121533991 is 199335121
Previous prime number is 2357
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-one million five hundred thirty-three thousand nine hundred ninety-one
Scientific notation
1.21533991 × 10^8
Engineering notation
1.21533991 × 10^6
Prime Factorization
2357 × 51563
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121533991
Product of the distinct prime numbers
The prime factorization of 121533991 is 2357 × 51563.
Since it has a total of 2 prime factors.
1 , 2 , 22 , 40 , 166 , 535 , 7118 , 7528 , 88284 , 32832 , 93793 , 249923 , 9547253 , 8834994 , 57625233 , 17736812 , 579553283 , 718329222 , 3315491163 , 9768034458
n×2
243067982
n×3
364601973
n×4
486135964
n×5
607669955
n÷2
60766995.5
n÷3
40511330.333333
n÷3
30383497.75
n÷5
24306798.2
n2
14770510968388081
n3
1.7951191470975E+24
n4
2.1816799426727E+32
n5
2.6514827051767E+40
2 √n
11024.245597772
3 √n
495.33527060347
4 √n
104.99640754698
5 √n
41.394205554635
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121533990
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121533991 can be divided by 4 positive divisors.
The sum of these divisors (counting 121533991) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001111100111011000100111
3
Ternary
22110200120021221
4
Quaternary
13033213120213
5
Quinary
222103041431
6
Senary
20020521211
8
Octal
717473047
10
Decimal
121533991
12
Duodecimal
34850207
16
Hexadecimal
73e7627
20
Vigesimal
1hjbejb
36
Base36
20cw87
md5
0a0797c429ef72886fbcfe1f10e944ea
sha1
90959473a602e61f85730bd7ae7dff579bff949d
sha256
a57cafabb878f02525b752cc64793dd7b64f7bfd1bf1779a6975373fc322aef6
sha512
2f35d48b8d1093f70f60a4e75bad9d979317d221a4a5745c127399aa54d9836a16b20b1ad33c8181358b3e862ad3868c887e8d94f20b339775416fcd93fcf53c
ripemd-160
dea9bf10ff0cf7a4aded66b7626c820111b85f6e
Diameter
243067982
Circumference
763620586.5741
Area
4.6402928748055E+16
Volume
7.5193774997864E+24
Surface area
1.8561171499222E+17
Circumference
763620586.5741
Perimeter
486135964
Area
14770510968388081
Diagonal
171875018.36153
Surface area
88623065810328486
Volume
1.7951191470975E+24
Space diagonal
210503047.25862
Perimeter
364601973
Area
6.3958188627504E+15
Altitude
105251523.62931
Surface area
6.3958188627504E+15
Volume
2.1155682032507E+23
Height
57291672.787177