121333981 is an odd 9-digits composite number following 121333980
and preceding 121333982 . In scientific notation, it is written as 1.21333981 × 10^8.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 108186048 positive integers (up to 121333981) that are relatively prime to 121333981.
121333981 has 8 divisors, whose sum is 135233280
The reverse of 121333981 is 189333121
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred twenty-one million three hundred thirty-three thousand nine hundred eighty-one
Scientific notation
1.21333981 × 10^8
Engineering notation
1.21333981 × 10^6
Prime Factorization
17 × 19 × 375647
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121333981
Product of the distinct prime numbers
The prime factorization of 121333981 is 17 × 19 × 375647.
Since it has a total of 3 prime factors.
2 , 7 , 83 , 3 , 191 , 565 , 1161 , 1183 , 10077 , 34362 , 982987 , 693198 , 7213978 , 730531 , 47045252 , 64001829 , 864324200 , 481061634 , 3103358176 , 7982840098
n×2
242667962
n×3
364001943
n×4
485335924
n×5
606669905
n÷2
60666990.5
n÷3
40444660.333333
n÷3
30333495.25
n÷5
24266796.2
n2
14721934945308361
n3
1.7862709749373E+24
n4
2.1673536853389E+32
n5
2.6297365087719E+40
2 √n
11015.17049346
3 √n
495.06339493474
4 √n
104.95318238844
5 √n
41.380571985159
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121333980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121333981 can be divided by 8 positive divisors.
The sum of these divisors (counting 121333981) is 1, the average is 0.125.
Base
System
Value
2
Binary
111001110110110100011011101
3
Ternary
22110022101221011
4
Quaternary
13032312203131
5
Quinary
222030141411
6
Senary
20012335221
8
Octal
716664335
10
Decimal
121333981
12
Duodecimal
34774511
16
Hexadecimal
73b68dd
20
Vigesimal
1hi6ej1
36
Base36
208lwd
md5
5248978245bd0cd567135d23c4120198
sha1
84b5f9af0058241c5a544b2409dae0bf7c3c6b06
sha256
c6691d84288e359d48076638c2ffa886ccff6c519ecf619448e5b4367aca712b
sha512
26e10684c71ea37071d2fcf0581c3516e3e4716a7fa035df35bf7224f1379f3c2328a0b8d25bb851d4b35702f7204054b1afb11da9829f2751bbef18b5d089b9
ripemd-160
b4d57e3b8b35ebb56c3a056b57ad0bfdbe98bd24
Diameter
242667962
Circumference
762363886.68081
Area
4.6250322670808E+16
Volume
7.4823143629115E+24
Surface area
1.8500129068323E+17
Circumference
762363886.68081
Perimeter
485335924
Area
14721934945308361
Diagonal
171592161.50692
Surface area
88331609671850166
Volume
1.7862709749373E+24
Space diagonal
210156619.7766
Perimeter
364001943
Area
6.3747848277495E+15
Altitude
105078309.8883
Surface area
6.3747848277495E+15
Volume
2.1051405323581E+23
Height
57197387.168973