121904938 is an even 9-digits composite number following 121904937
and preceding 121904939 . In scientific notation, it is written as 1.21904938 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 60926796 positive integers (up to 121904938) that are relatively prime to 121904938.
121904938 has 8 divisors, whose sum is 182934432
The reverse of 121904938 is 839409121
Previous prime number is 2647
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-one million nine hundred four thousand nine hundred thirty-eight
Scientific notation
1.21904938 × 10^8
Engineering notation
1.21904938 × 10^6
Prime Factorization
2 × 2647 × 23027
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121904938
Product of the distinct prime numbers
The prime factorization of 121904938 is 2 × 2647 × 23027.
Since it has a total of 3 prime factors.
7 , 2 , 47 , 20 , 248 , 313 , 7941 , 6401 , 23084 , 50325 , 94677 , 75401 , 1625829 , 4688985 , 87551958 , 19026849 , 936145003 , 472277030 , 336723624 , 778296668
n×2
243809876
n×3
365714814
n×4
487619752
n×5
609524690
n÷2
60952469
n÷3
40634979.333333
n÷3
30476234.5
n÷5
24380987.6
n2
14860813908783844
n3
1.8116065981798E+24
n4
2.208437900315E+32
n5
2.6921948531475E+40
2 √n
11041.056924045
3 √n
495.83871414415
4 √n
105.07643372348
5 √n
41.419443504562
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
-121904937
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 121904938 can be divided by 8 positive divisors.
The sum of these divisors (counting 121904938) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010001000001111100101010
3
Ternary
22111101102010201
4
Quaternary
13101001330222
5
Quinary
222201424223
6
Senary
20032502414
8
Octal
721017452
10
Decimal
121904938
12
Duodecimal
349aaa0a
16
Hexadecimal
7441f2a
20
Vigesimal
1i1i26i
36
Base36
20kuga
md5
9c1dc3c5b514ac97dc47baf24a6efa8f
sha1
a26347dacb05635d6f4d815e08784f55b6eb89de
sha256
f3ecb5b45a774bf127236a29a3213af1d84e161bf3355010bf2cb2dfa7c05c79
sha512
3b47231e70c759656cdd794d1e75e6dc661cb3867c236da116ac190d2c18b29c4ffd61dafd1fcfd0cb6e44a16fd89747f87fa46bf045347f2a480b1450d39c38
ripemd-160
8b849d8bb8e8a1c656b07339337f4b4fa85ceda9
Diameter
243809876
Circumference
765951315.31424
Area
4.66866238022E+16
Volume
7.5884399733821E+24
Surface area
1.867464952088E+17
Circumference
765951315.31424
Perimeter
487619752
Area
14860813908783844
Diagonal
172399616.63985
Surface area
89164883452703064
Volume
1.8116065981798E+24
Space diagonal
211145546.30953
Perimeter
365714814
Area
6.43492118296E+15
Altitude
105572773.15477
Surface area
6.43492118296E+15
Volume
2.1349988506921E+23
Height
57466538.87995