121998479 is an odd 9-digits composite number following 121998478
and preceding 121998480 . In scientific notation, it is written as 1.21998479 × 10^8.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 121976376 positive integers (up to 121998479) that are relatively prime to 121998479.
121998479 has 4 divisors, whose sum is 122020584
The reverse of 121998479 is 974899121
Previous prime number is 11437
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred twenty-one million nine hundred ninety-eight thousand four hundred seventy-nine
Scientific notation
1.21998479 × 10^8
Engineering notation
1.21998479 × 10^6
Prime Factorization
11437 × 10667
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121998479
Product of the distinct prime numbers
The prime factorization of 121998479 is 11437 × 10667.
Since it has a total of 2 prime factors.
5 , 7 , 42 , 96 , 265 , 277 , 4505 , 1382 , 27343 , 96882 , 618114 , 807621 , 1388372 , 9309316 , 95116921 , 80345685 , 508947338 , 184056759 , 8113717043 , 88645755
n×2
243996958
n×3
365995437
n×4
487993916
n×5
609992395
n÷2
60999239.5
n÷3
40666159.666667
n÷3
30499619.75
n÷5
24399695.8
n2
14883628878313441
n3
1.8157800851547E+24
n4
2.2152240858737E+32
n5
2.7025396912075E+40
2 √n
11045.292164538
3 √n
495.96550526455
4 √n
105.0965849328
5 √n
41.425798009305
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
-121998478
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 121998479 can be divided by 4 positive divisors.
The sum of these divisors (counting 121998479) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010001011000110010001111
3
Ternary
22111120011110012
4
Quaternary
13101120302033
5
Quinary
222212422404
6
Senary
20034503435
8
Octal
721306217
10
Decimal
121998479
12
Duodecimal
34a34b7b
16
Hexadecimal
7458c8f
20
Vigesimal
1i29g3j
36
Base36
20mumn
md5
a5f71f2775b4a6160d7ef50a03d8ae88
sha1
fd6e215c7ec91d6bfe2ad1d51e2024fce0acb88a
sha256
b1268aadcc441e0261b645e5f8ededff33ea9c1e91a6dae86a079bec47a9fb4c
sha512
248731543c5e4847abec7a5f4e56f2660f118cd8a13de7f195c46bc503a5d9ab96a129dae92015a72618bce0983a974849fb2de0578d95adb12644db349463ce
ripemd-160
cb7c5cf387590811e90682a19aa67fb5fa0340c8
Diameter
243996958
Circumference
766539050.75106
Area
4.6758299142866E+16
Volume
7.6059218347423E+24
Surface area
1.8703319657147E+17
Circumference
766539050.75106
Perimeter
487993916
Area
14883628878313441
Diagonal
172531903.59069
Surface area
89301773269880646
Volume
1.8157800851547E+24
Space diagonal
211307564.07412
Perimeter
365995437
Area
6.4448003545596E+15
Altitude
105653782.03706
Surface area
6.4448003545596E+15
Volume
2.1399173522606E+23
Height
57510634.53023