121689519 is an odd 9-digits composite number following 121689518
and preceding 121689520 . In scientific notation, it is written as 1.21689519 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 12 positive divisors.
There are 65443200 positive integers (up to 121689519) that are relatively prime to 121689519.
121689519 has 12 divisors, whose sum is 135431208
The reverse of 121689519 is 915986121
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-one million six hundred eighty-nine thousand five hundred nineteen
Scientific notation
1.21689519 × 10^8
Engineering notation
1.21689519 × 10^6
Prime Factorization
21 × 17 × 17 × 20051
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7158207
Product of the distinct prime numbers
The prime factorization of 121689519 is 21 × 17 × 17 × 20051.
Since it has a total of 4 prime factors.
2 , 2 , 21 , 20 , 760 , 692 , 4317 , 6739 , 46073 , 66678 , 496717 , 132106 , 5905435 , 1345673 , 1679383 , 24144418 , 133610105 , 340419429 , 281391786 , 557138460
n×2
243379038
n×3
365068557
n×4
486758076
n×5
608447595
n÷2
60844759.5
n÷3
40563173
n÷3
30422379.75
n÷5
24337903.8
n2
14808339034451361
n3
1.8020196542913E+24
n4
2.1928690495926E+32
n5
2.6684917987491E+40
2 √n
11031.297249191
3 √n
495.54647534385
4 √n
105.02998262016
5 √n
41.40479463345
1 , 17 , 21 , 289 , 357 , 6069 , 20051 , 340867 , 421071 , 5794739 , 7158207 , 121689519
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
-121689518
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 121689519 can be divided by 12 positive divisors.
The sum of these divisors (counting 121689519) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111010000001101010110101111
3
Ternary
22110222110122020
4
Quaternary
13100031112233
5
Quinary
222123031034
6
Senary
20024121223
8
Octal
720152657
10
Decimal
121689519
12
Duodecimal
34906213
16
Hexadecimal
740d5af
20
Vigesimal
1i0b3fj
36
Base36
20g88f
md5
5ab91c480c728fd5082996476ee069e3
sha1
ce3be565af7cee2846826df0e3d6f72e003d9471
sha256
59059b3546fdb38a3985224133edfa39894a0cbdf8c1dd67675197bef1b80ce6
sha512
5bd5604b4a6a3e2e482c723b7188f584d5ead2e6e1d7537ad2b0521af107bcca5f10216a0c2d0fbb1f64c323c3c370f572429180facd3aa112fa5c297009a2a1
ripemd-160
a7ffd1ab5fead953dbe5de8854895d047313ad51
Diameter
243379038
Circumference
764597797.81855
Area
4.6521769122499E+16
Volume
7.548282276728E+24
Surface area
1.8608707649E+17
Circumference
764597797.81855
Perimeter
486758076
Area
14808339034451361
Diagonal
172094968.16846
Surface area
88850034206708166
Volume
1.8020196542913E+24
Space diagonal
210772429.65662
Perimeter
365068557
Area
6.4121988958438E+15
Altitude
105386214.82831
Surface area
6.4121988958438E+15
Volume
2.123700528968E+23
Height
57364989.389486