121887712 is an even 9-digits composite number following 121887711
and preceding 121887713 . In scientific notation, it is written as 1.21887712 × 10^8.
The sum of its digits is 37. It has a total of 7 prime factors and 24 positive divisors.
There are 60879744 positive integers (up to 121887712) that are relatively prime to 121887712.
121887712 has 24 divisors, whose sum is 240219000
The reverse of 121887712 is 217788121
Previous prime number is 2459
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-one million eight hundred eighty-seven thousand seven hundred twelve
Scientific notation
1.21887712 × 10^8
Engineering notation
1.21887712 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2459 × 1549
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
7617982
Product of the distinct prime numbers
The prime factorization of 121887712 is 2 × 2 × 2 × 2 × 2 × 2459 × 1549.
Since it has a total of 7 prime factors.
5 , 5 , 22 , 28 , 76 , 529 , 7786 , 668 , 82367 , 29289 , 764720 , 772241 , 7569070 , 5974607 , 19241741 , 76866861 , 296018157 , 362627805 , 1999775952 , 4745522683
n×2
243775424
n×3
365663136
n×4
487550848
n×5
609438560
n÷2
60943856
n÷3
40629237.333333
n÷3
30471928
n÷5
24377542.4
n2
14856614336594944
n3
1.810838729554E+24
n4
2.2071898954632E+32
n5
2.6902932630753E+40
2 √n
11040.276808124
3 √n
495.81535791216
4 √n
105.0727215224
5 √n
41.418272868364
1 , 2 , 4 , 8 , 16 , 32 , 1549 , 2459 , 3098 , 4918 , 6196 , 9836 , 12392 , 19672 , 24784 , 39344 , 49568 , 78688 , 3808991 , 7617982 , 15235964 , 30471928 , 60943856 , 121887712
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121887711
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121887712 can be divided by 24 positive divisors.
The sum of these divisors (counting 121887712) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111010000111101101111100000
3
Ternary
22111100112111201
4
Quaternary
13100331233200
5
Quinary
222200401322
6
Senary
20032250544
8
Octal
720755740
10
Decimal
121887712
12
Duodecimal
349a0a54
16
Hexadecimal
743dbe0
20
Vigesimal
1i1fj5c
36
Base36
20kh5s
md5
b7b3e6922497b97d5e93e3ba4482b48e
sha1
4777e3bb26f531f5a4aa6a824fc433a9cefcd8b1
sha256
cf53a6f3a6928cddfbe8d91d30b7a0528329a077db06d09f827f39c747cf4521
sha512
3aab9cca91a47214062603597f956bc36e64d42c7cb0a58bcefab9a5d099b57b7e259627fd8360b5eb442e751620d419899bb4f58ba710d21c880780fce2a110
ripemd-160
f5c91dcdb754a2a9620c7c0906c7adb0f80ffa5a
Diameter
243775424
Circumference
765843081.16414
Area
4.6673430457063E+16
Volume
7.5852235328034E+24
Surface area
1.8669372182825E+17
Circumference
765843081.16414
Perimeter
487550848
Area
14856614336594944
Diagonal
172375255.39703
Surface area
89139686019569664
Volume
1.810838729554E+24
Space diagonal
211115710.00232
Perimeter
365663136
Area
6.4331027148597E+15
Altitude
105557855.00116
Surface area
6.4331027148597E+15
Volume
2.1340939088381E+23
Height
57458418.465675