121998697 is an odd 9-digits composite number following 121998696
and preceding 121998698 . In scientific notation, it is written as 1.21998697 × 10^8.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 119161476 positive integers (up to 121998697) that are relatively prime to 121998697.
121998697 has 4 divisors, whose sum is 124835920
The reverse of 121998697 is 796899121
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred twenty-one million nine hundred ninety-eight thousand six hundred ninety-seven
Scientific notation
1.21998697 × 10^8
Engineering notation
1.21998697 × 10^6
Prime Factorization
43 × 2837179
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121998697
Product of the distinct prime numbers
The prime factorization of 121998697 is 43 × 2837179.
Since it has a total of 2 prime factors.
10 , 8 , 85 , 26 , 2 , 187 , 1154 , 8879 , 92263 , 48349 , 80699 , 951799 , 5650701 , 6569826 , 79485031 , 95676330 , 28578895 , 406515760 , 4672603416 , 261706947
n×2
243997394
n×3
365996091
n×4
487994788
n×5
609993485
n÷2
60999348.5
n÷3
40666232.333333
n÷3
30499674.25
n÷5
24399739.4
n2
14883682069697809
n3
1.8157898190654E+24
n4
2.2152399195184E+32
n5
2.7025638372363E+40
2 √n
11045.302032991
3 √n
495.9658006792
4 √n
105.09663188224
5 √n
41.425812814109
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
-121998696
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 121998697 can be divided by 4 positive divisors.
The sum of these divisors (counting 121998697) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010001011000110101101001
3
Ternary
22111120011202021
4
Quaternary
13101120311221
5
Quinary
222212424242
6
Senary
20034504441
8
Octal
721306551
10
Decimal
121998697
12
Duodecimal
34a35121
16
Hexadecimal
7458d69
20
Vigesimal
1i29geh
36
Base36
20musp
md5
096f2858337d1d169b27f22afa0cbe02
sha1
c7165d717b714d0ef40e93d84015168e90199431
sha256
b06da3637a4a7d454eb2e9fe37aa12e2757ff4582e09750d272e7d426334d0c4
sha512
5a7f2a3eb526cbc39066dacddca27a9486bcff56edb1bec820b60b2898cecd6979a430ac453f66d97eca25dbe6ac62249d98b075656c3dd9cec380f224528360
ripemd-160
bba4dc34c4db24103da68939954e7d9a0113501e
Diameter
243997394
Circumference
766540420.48545
Area
4.6758466248529E+16
Volume
7.605962608052E+24
Surface area
1.8703386499412E+17
Circumference
766540420.48545
Perimeter
487994788
Area
14883682069697809
Diagonal
172532211.88925
Surface area
89302092418186854
Volume
1.8157898190654E+24
Space diagonal
211307941.6612
Perimeter
365996091
Area
6.4448233871046E+15
Altitude
105653970.8306
Surface area
6.4448233871046E+15
Volume
2.1399288237844E+23
Height
57510737.296415