121511225 is an odd 9-digits composite number following 121511224
and preceding 121511226 . In scientific notation, it is written as 1.21511225 × 10^8.
The sum of its digits is 20. It has a total of 4 prime factors and 12 positive divisors.
There are 88369600 positive integers (up to 121511225) that are relatively prime to 121511225.
121511225 has 12 divisors, whose sum is 138907860
The reverse of 121511225 is 522115121
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 20
Digital Root 2
Name
one hundred twenty-one million five hundred eleven thousand two hundred twenty-five
Scientific notation
1.21511225 × 10^8
Engineering notation
1.21511225 × 10^6
Prime Factorization
25 × 11 × 11 × 40169
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
11046475
Product of the distinct prime numbers
The prime factorization of 121511225 is 25 × 11 × 11 × 40169.
Since it has a total of 4 prime factors.
3 , 5 , 98 , 49 , 456 , 268 , 6943 , 7710 , 23727 , 3815 , 991376 , 42248 , 9308098 , 7640180 , 97388979 , 16659166 , 726956848 , 278370919 , 1539424034 , 4619337409
n×2
243022450
n×3
364533675
n×4
486044900
n×5
607556125
n÷2
60755612.5
n÷3
40503741.666667
n÷3
30377806.25
n÷5
24302245
n2
14764977801000625
n3
1.7941105396974E+24
n4
2.1800456946404E+32
n5
2.6490002291173E+40
2 √n
11023.213007105
3 √n
495.30433959428
4 √n
104.99149016518
5 √n
41.392654628683
1 , 11 , 25 , 121 , 275 , 3025 , 40169 , 441859 , 1004225 , 4860449 , 11046475 , 121511225
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121511224
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121511225 can be divided by 12 positive divisors.
The sum of these divisors (counting 121511225) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111001111100001110100111001
3
Ternary
22110122102001202
4
Quaternary
13033201310321
5
Quinary
222101324400
6
Senary
20020223545
8
Octal
717416471
10
Decimal
121511225
12
Duodecimal
3483abb5
16
Hexadecimal
73e1d39
20
Vigesimal
1hj8i15
36
Base36
20cent
md5
73d0b21730202faac69d8a7b2a0456b1
sha1
6fb580df0a0928620e5c1c97f1618bd3bceaa98b
sha256
4f89335bbb66f5d80c9971eccc1268c836c45652c3d3a82c662832cdb7c9088f
sha512
1f0f2ee4d894e5708fa33055b94a4d25934b09a9abfc3dc4bff04f5074706d8f9ece27ed3114030a44a1c89ecb2c29c99245c1473fb39b435076feae0ffd7332
ripemd-160
132b2ece4c15686ec5276fbc01d0435634a166f0
Diameter
243022450
Circumference
763477543.57739
Area
4.638554579004E+16
Volume
7.5151526549885E+24
Surface area
1.8554218316016E+17
Circumference
763477543.57739
Perimeter
486044900
Area
14764977801000625
Diagonal
171842822.37557
Surface area
88589866806003750
Volume
1.7941105396974E+24
Space diagonal
210463615.38993
Perimeter
364533675
Area
6.3934229309899E+15
Altitude
105231807.69497
Surface area
6.3934229309899E+15
Volume
2.1143795480305E+23
Height
57280940.791856