121549557 is an odd 9-digits composite number following 121549556
and preceding 121549558 . In scientific notation, it is written as 1.21549557 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 80516592 positive integers (up to 121549557) that are relatively prime to 121549557.
121549557 has 8 divisors, whose sum is 163098976
The reverse of 121549557 is 755945121
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-one million five hundred forty-nine thousand five hundred fifty-seven
Scientific notation
1.21549557 × 10^8
Engineering notation
1.21549557 × 10^6
Prime Factorization
3 × 157 × 258067
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121549557
Product of the distinct prime numbers
The prime factorization of 121549557 is 3 × 157 × 258067.
Since it has a total of 3 prime factors.
3 , 9 , 19 , 46 , 309 , 360 , 291 , 6355 , 39752 , 35725 , 710865 , 39975 , 7404802 , 6026989 , 45400943 , 19320491 , 756075405 , 769851849 , 7560587966 , 7841440260
n×2
243099114
n×3
364648671
n×4
486198228
n×5
607747785
n÷2
60774778.5
n÷3
40516519
n÷3
30387389.25
n÷5
24309911.4
n2
14774294806896249
n3
1.7958089887656E+24
n4
2.1827978704108E+32
n5
2.6531811416898E+40
2 √n
11024.951564519
3 √n
495.35641711455
4 √n
104.9997693546
5 √n
41.395265849273
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
-121549556
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 121549557 can be divided by 8 positive divisors.
The sum of these divisors (counting 121549557) is 1, the average is 0.125.
Base
System
Value
2
Binary
111001111101011001011110101
3
Ternary
22110201100122110
4
Quaternary
13033223023311
5
Quinary
222104041212
6
Senary
20021121233
8
Octal
717531365
10
Decimal
121549557
12
Duodecimal
34859219
16
Hexadecimal
73eb2f5
20
Vigesimal
1hjddhh
36
Base36
20d88l
md5
a4457340c9e4d7c7ca8c4fb3bb913c7f
sha1
a39d3b52aa4d47b3019093d1379b1acd3378671e
sha256
bc3c4ba4869625ce49cad05c6fd456def75da1f984fafbf2e37c00734bbc720b
sha512
ec4ac9bd7d34061ff1bd430ac34e5f3161b0d688808aebd2bc749a4ee164808157ff177124a9639d7653ee46903c984b244b9f52a6ed98137b6a3dd2a932051a
ripemd-160
af95f90fe2af43dbe5230cf022f89bf61018d1ed
Diameter
243099114
Circumference
763718390.63659
Area
4.6414816027315E+16
Volume
7.5222671018089E+24
Surface area
1.8565926410926E+17
Circumference
763718390.63659
Perimeter
486198228
Area
14774294806896249
Diagonal
171897032.00984
Surface area
88645768841377494
Volume
1.7958089887656E+24
Space diagonal
210530008.36149
Perimeter
364648671
Area
6.3974573128863E+15
Altitude
105265004.18074
Surface area
6.3974573128863E+15
Volume
2.1163811894532E+23
Height
57299010.669947