121781804 is an even 9-digits composite number following 121781803
and preceding 121781805 . In scientific notation, it is written as 1.21781804 × 10^8.
The sum of its digits is 32. It has a total of 3 prime factors and 6 positive divisors.
There are 60890900 positive integers (up to 121781804) that are relatively prime to 121781804.
121781804 has 6 divisors, whose sum is 213118164
The reverse of 121781804 is 408187121
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred twenty-one million seven hundred eighty-one thousand eight hundred four
Scientific notation
1.21781804 × 10^8
Engineering notation
1.21781804 × 10^6
Prime Factorization
2 × 2 × 30445451
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
60890902
Product of the distinct prime numbers
The prime factorization of 121781804 is 2 × 2 × 30445451.
Since it has a total of 3 prime factors.
10 , 9 , 46 , 20 , 884 , 601 , 2302 , 4992 , 40194 , 80690 , 162299 , 928181 , 1758593 , 4969800 , 1216543 , 94654402 , 496320418 , 147954486 , 780092387 , 5970428716
n×2
243563608
n×3
365345412
n×4
487127216
n×5
608909020
n÷2
60890902
n÷3
40593934.666667
n÷3
30445451
n÷5
24356360.8
n2
14830807785494416
n3
1.8061225268948E+24
n4
2.1995285957028E+32
n5
2.6786256033428E+40
2 √n
11035.479328058
3 √n
495.67171196061
4 √n
105.04988970988
5 √n
41.411072713822
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121781803
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121781804 can be divided by 6 positive divisors.
The sum of these divisors (counting 121781804) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
111010000100011111000101100
3
Ternary
22111011011020012
4
Quaternary
13100203320230
5
Quinary
222134004204
6
Senary
20030112352
8
Octal
720437054
10
Decimal
121781804
12
Duodecimal
3494b6b8
16
Hexadecimal
7423e2c
20
Vigesimal
1i12ea4
36
Base36
20i7fw
md5
d2f59916afae0048c020d8f85b226705
sha1
597ed889bd1f3f673e7c77ff04fce4b6bfb8b03e
sha256
ca497c92338cef911bf87bbe96b260ad59487c23fb2dacbf39e2fc0ad1bf1d43
sha512
86039f3021de62984b1982518ac8aa731637d2c1fdce5c964f41ed0a0bb00aab6e8b0c405fa6b936f7f390bcb22dc3344fabfbdc2ad78c3d4c7a82da97d565a7
ripemd-160
236b2075ad0356dd884f77f484542bfcefacc077
Diameter
243563608
Circumference
765177641.57462
Area
4.6592356785712E+16
Volume
7.5654683493008E+24
Surface area
1.8636942714285E+17
Circumference
765177641.57462
Perimeter
487127216
Area
14830807785494416
Diagonal
172225478.86706
Surface area
88984846712966496
Volume
1.8061225268948E+24
Space diagonal
210932271.96539
Perimeter
365345412
Area
6.4219281504411E+15
Altitude
105466135.9827
Surface area
6.4219281504411E+15
Volume
2.1285358107018E+23
Height
57408492.955687