121998413 is an odd 9-digits composite number following 121998412
and preceding 121998414 . In scientific notation, it is written as 1.21998413 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 121976160 positive integers (up to 121998413) that are relatively prime to 121998413.
121998413 has 4 divisors, whose sum is 122020668
The reverse of 121998413 is 314899121
Previous prime number is 9781
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-one million nine hundred ninety-eight thousand four hundred thirteen
Scientific notation
1.21998413 × 10^8
Engineering notation
1.21998413 × 10^6
Prime Factorization
9781 × 12473
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121998413
Product of the distinct prime numbers
The prime factorization of 121998413 is 9781 × 12473.
Since it has a total of 2 prime factors.
1 , 10 , 21 , 63 , 292 , 361 , 2088 , 6621 , 90818 , 54696 , 392114 , 859328 , 8521219 , 1628014 , 20598814 , 5720280 , 663881877 , 848542393 , 2949764243 , 1677544043
n×2
243996826
n×3
365995239
n×4
487993652
n×5
609992065
n÷2
60999206.5
n÷3
40666137.666667
n÷3
30499603.25
n÷5
24399682.6
n2
14883612774518569
n3
1.8157771381978E+24
n4
2.2152192922181E+32
n5
2.7025323809759E+40
2 √n
11045.289176839
3 √n
495.96541582701
4 √n
105.09657071874
5 √n
41.425793527113
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121998412
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121998413 can be divided by 4 positive divisors.
The sum of these divisors (counting 121998413) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010001011000110001001101
3
Ternary
22111120011100202
4
Quaternary
13101120301031
5
Quinary
222212422123
6
Senary
20034503245
8
Octal
721306115
10
Decimal
121998413
12
Duodecimal
34a34b25
16
Hexadecimal
7458c4d
20
Vigesimal
1i29g0d
36
Base36
20mukt
md5
1708db56cc831d9722babb5ad28d01f0
sha1
2e6b9534986a4c6b6252cff5967f16fbf88a87f5
sha256
3089e7ad7afd084d74182da518a778dc6272fd344ee070867380897a63f286b4
sha512
9768aec097646cffb91dc37a8c71d38ee7d01635aa0c61cf410d88e3680767849e56d022b0c84f842c976ea24f2461c2d7bef689c43fb9191d0637560a3ea736
ripemd-160
2a288fd66377ff023898696878a54cfa5818b483
Diameter
243996826
Circumference
766538636.06083
Area
4.6758248551303E+16
Volume
7.605909490558E+24
Surface area
1.8703299420521E+17
Circumference
766538636.06083
Perimeter
487993652
Area
14883612774518569
Diagonal
172531810.25259
Surface area
89301676647111414
Volume
1.8157771381978E+24
Space diagonal
211307449.75877
Perimeter
365995239
Area
6.4447933814118E+15
Altitude
105653724.87939
Surface area
6.4447933814118E+15
Volume
2.1399138792386E+23
Height
57510603.417531