121998519 is an odd 9-digits composite number following 121998518
and preceding 121998520 . In scientific notation, it is written as 1.21998519 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 80186400 positive integers (up to 121998519) that are relatively prime to 121998519.
121998519 has 8 divisors, whose sum is 137463840
The reverse of 121998519 is 915899121
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-one million nine hundred ninety-eight thousand five hundred nineteen
Scientific notation
1.21998519 × 10^8
Engineering notation
1.21998519 × 10^6
Prime Factorization
9 × 71 × 190921
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121998519
Product of the distinct prime numbers
The prime factorization of 121998519 is 9 × 71 × 190921.
Since it has a total of 3 prime factors.
7 , 10 , 47 , 85 , 37 , 364 , 9377 , 740 , 33541 , 20870 , 570817 , 134710 , 1417101 , 2858904 , 23604240 , 64968697 , 819751505 , 871883539 , 2663018566 , 472266910
n×2
243997038
n×3
365995557
n×4
487994076
n×5
609992595
n÷2
60999259.5
n÷3
40666173
n÷3
30499629.75
n÷5
24399703.8
n2
14883638638193361
n3
1.8157818711908E+24
n4
2.2152269911232E+32
n5
2.7025441216586E+40
2 √n
11045.293975264
3 √n
495.9655594691
4 √n
105.09659354738
5 √n
41.425800725785
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
-121998518
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 121998519 can be divided by 8 positive divisors.
The sum of these divisors (counting 121998519) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010001011000110010110111
3
Ternary
22111120011111200
4
Quaternary
13101120302313
5
Quinary
222212423034
6
Senary
20034503543
8
Octal
721306267
10
Decimal
121998519
12
Duodecimal
34a34bb3
16
Hexadecimal
7458cb7
20
Vigesimal
1i29g5j
36
Base36
20munr
md5
0bce19e7ce90f3d8b1a455882b56c60f
sha1
8685441cd34548d516fe71d4bc99143b9298a8bf
sha256
fca75d34556651962245217a12e9189e60332e2cf646a42e8b6ad2090971de92
sha512
8cbfb24b895b835fbc5bceb0ea68eb1dbca80445d93dfb7e556ca8b2ec5ea5b67bcaa9f7fb66dc7cf3e1813d4ad26efe1bc59ac6cc4c7172e3b3b7205e91fad3
ripemd-160
4afa07de12ec7d8b7235d5dc7993ebcd45b99476
Diameter
243997038
Circumference
766539302.07847
Area
4.6758329804433E+16
Volume
7.6059293160726E+24
Surface area
1.8703331921773E+17
Circumference
766539302.07847
Perimeter
487994076
Area
14883638638193361
Diagonal
172531960.15923
Surface area
89301831829160166
Volume
1.8157818711908E+24
Space diagonal
211307633.35616
Perimeter
365995557
Area
6.4448045807115E+15
Altitude
105653816.67808
Surface area
6.4448045807115E+15
Volume
2.1399194571243E+23
Height
57510653.386411