121998148 is an even 9-digits composite number following 121998147
and preceding 121998149 . In scientific notation, it is written as 1.21998148 × 10^8.
The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors.
There are 60976352 positive integers (up to 121998148) that are relatively prime to 121998148.
121998148 has 12 divisors, whose sum is 213576300
The reverse of 121998148 is 841899121
Previous prime number is 7013
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred twenty-one million nine hundred ninety-eight thousand one hundred forty-eight
Scientific notation
1.21998148 × 10^8
Engineering notation
1.21998148 × 10^6
Prime Factorization
2 × 2 × 7013 × 4349
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
60999074
Product of the distinct prime numbers
The prime factorization of 121998148 is 2 × 2 × 7013 × 4349.
Since it has a total of 4 prime factors.
4 , 7 , 98 , 30 , 472 , 409 , 539 , 1542 , 69995 , 77051 , 424709 , 479151 , 8559108 , 1739679 , 43538817 , 69940400 , 201122407 , 823815183 , 3562719165 , 7151726056
n×2
243996296
n×3
365994444
n×4
487992592
n×5
609990740
n÷2
60999074
n÷3
40666049.333333
n÷3
30499537
n÷5
24399629.6
n2
14883548115429904
n3
1.8157653057513E+24
n4
2.2152000450432E+32
n5
2.7025030294478E+40
2 √n
11045.277180768
3 √n
495.96505672144
4 √n
105.09651364707
5 √n
41.425775530412
1 , 2 , 4 , 4349 , 7013 , 8698 , 14026 , 17396 , 28052 , 30499537 , 60999074 , 121998148
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
-121998147
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 121998148 can be divided by 12 positive divisors.
The sum of these divisors (counting 121998148) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111010001011000101101000100
3
Ternary
22111120010222221
4
Quaternary
13101120231010
5
Quinary
222212420043
6
Senary
20034502124
8
Octal
721305504
10
Decimal
121998148
12
Duodecimal
34a34944
16
Hexadecimal
7458b44
20
Vigesimal
1i29f78
36
Base36
20mudg
md5
dd059241f5480047a6b36550ee587873
sha1
5b1f4f1912973439bc96124ce2aff80440d3d3b1
sha256
1391dfc77b256338118768d389bf9527d6a566929d698e173339f210a55822a7
sha512
0bcb144529f39ce1f621992a5f1d40a695ae668caf7c4cfd1934e51ea86f24afae26d01d70ce98935911b9229aa72b4ab48e323e5d523316a6fa407131bf4a7c
ripemd-160
1704dd32c1a6920e68ee1065d8f27a18b94b76c5
Diameter
243996296
Circumference
766536971.01672
Area
4.6758045418785E+16
Volume
7.6058599269222E+24
Surface area
1.8703218167514E+17
Circumference
766536971.01672
Perimeter
487992592
Area
14883548115429904
Diagonal
172531435.486
Surface area
89301288692579424
Volume
1.8157653057513E+24
Space diagonal
211306990.76531
Perimeter
365994444
Area
6.4447653832052E+15
Altitude
105653495.38265
Surface area
6.4447653832052E+15
Volume
2.1398999345667E+23
Height
57510478.495333