121998692 is an even 9-digits composite number following 121998691
and preceding 121998693 . In scientific notation, it is written as 1.21998692 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 12 positive divisors.
There are 60088776 positive integers (up to 121998692) that are relatively prime to 121998692.
121998692 has 12 divisors, whose sum is 216684720
The reverse of 121998692 is 296899121
Previous prime number is 67
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-one million nine hundred ninety-eight thousand six hundred ninety-two
Scientific notation
1.21998692 × 10^8
Engineering notation
1.21998692 × 10^6
Prime Factorization
2 × 2 × 67 × 455219
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
60999346
Product of the distinct prime numbers
The prime factorization of 121998692 is 2 × 2 × 67 × 455219.
Since it has a total of 4 prime factors.
10 , 8 , 59 , 22 , 124 , 579 , 6977 , 2792 , 23560 , 53864 , 125284 , 796158 , 938744 , 1688338 , 50705010 , 8386808 , 805445975 , 74827690 , 7272381769 , 2245672614
n×2
243997384
n×3
365996076
n×4
487994768
n×5
609993460
n÷2
60999346
n÷3
40666230.666667
n÷3
30499673
n÷5
24399738.4
n2
14883680849710864
n3
1.8157895958102E+24
n4
2.2152395563605E+32
n5
2.7025632834264E+40
2 √n
11045.301806651
3 √n
495.96579390364
4 √n
105.09663080542
5 √n
41.425812474549
1 , 2 , 4 , 67 , 134 , 268 , 455219 , 910438 , 1820876 , 30499673 , 60999346 , 121998692
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
-121998691
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 121998692 can be divided by 12 positive divisors.
The sum of these divisors (counting 121998692) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111010001011000110101100100
3
Ternary
22111120011202002
4
Quaternary
13101120311210
5
Quinary
222212424232
6
Senary
20034504432
8
Octal
721306544
10
Decimal
121998692
12
Duodecimal
34a35118
16
Hexadecimal
7458d64
20
Vigesimal
1i29gec
36
Base36
20musk
md5
b9273d127b612faf1cee4aa59ecfc501
sha1
b18d5f2958cc1bda61404c010fc777a66a30d481
sha256
b1dbfab624646e05ad36f506a90f8af5c2fd6b1b06273c1f431fa189a84b27a6
sha512
9f2675ee00acd5aad4a783b6d17b7a1740c1588cd762a31a4d07499f2128e5d4915573a7b10c4c607e08acb5709f2848c9fa131ded8a6c925ea3398207cd012d
ripemd-160
de7cd3bceeb02ea458f391eed44c83361ffb1d0e
Diameter
243997384
Circumference
766540389.06953
Area
4.6758462415827E+16
Volume
7.6059616728827E+24
Surface area
1.8703384966331E+17
Circumference
766540389.06953
Perimeter
487994768
Area
14883680849710864
Diagonal
172532204.81818
Surface area
89302085098265184
Volume
1.8157895958102E+24
Space diagonal
211307933.00095
Perimeter
365996076
Area
6.4448228588348E+15
Altitude
105653966.50047
Surface area
6.4448228588348E+15
Volume
2.1399285606756E+23
Height
57510734.939393