1221000853 is an odd 10-digits composite number following 1221000852
and preceding 1221000854 . In scientific notation, it is written as 1.221000853 × 10^9.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 1205545068 positive integers (up to 1221000853) that are relatively prime to 1221000853.
1221000853 has 4 divisors, whose sum is 1236456640
The reverse of 1221000853 is 3580001221
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 22
Digital Root 4
Name
one billion two hundred twenty-one million eight hundred fifty-three
Scientific notation
1.221000853 × 10^9
Engineering notation
1.221000853 × 10^9
Prime Factorization
79 × 15455707
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1221000853
Product of the distinct prime numbers
The prime factorization of 1221000853 is 79 × 15455707.
Since it has a total of 2 prime factors.
2 , 9 , 83 , 51 , 935 , 108 , 2175 , 414 , 40314 , 93201 , 263938 , 891203 , 321875 , 843183 , 52137249 , 68594833 , 291753700 , 581514273 , 1988671944 , 2954940690
n×2
2442001706
n×3
3663002559
n×4
4884003412
n×5
6105004265
n÷2
610500426.5
n÷3
407000284.33333
n÷3
305250213.25
n÷5
244200170.6
n2
1490843083026727609
n3
1.8203206760648E+27
n4
2.2226130982086E+36
n5
2.7138124888017E+45
2 √n
34942.822624968
3 √n
1068.8218473273
4 √n
186.92999391475
5 √n
65.666397832258
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
-1221000852
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 1221000853 can be divided by 4 positive divisors.
The sum of these divisors (counting 1221000853) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001000110001101111111010010101
3
Ternary
10011002112021021211
4
Quaternary
1020301233322111
5
Quinary
10000034011403
6
Senary
321054141421
8
Octal
11061577225
10
Decimal
1221000853
12
Duodecimal
2a0ab1871
16
Hexadecimal
48c6fe95
20
Vigesimal
j1b522d
36
Base36
k6yaad
md5
10e5b635af73b557df8bf0551bce79f2
sha1
28302de7962f0da745bbafdcd112a5e220198fea
sha256
7ecc744bb522f0053c66eb442e05564f09285744ceef4e3cf3d8d7fd8867baf0
sha512
e0cd6890749998c6cf6ae19e9a385ffd204163cc3198b13510a427972072a44acaee371cc9990e76da290c6bf6a2a370198809fab6aecd8e91c3b74feba8fd6f
ripemd-160
aea09668c64b99b42e216b35ad8cb6053b28681c
Diameter
2442001706
Circumference
7671774619.6233
Area
4.6836216772919E+18
Volume
7.6249414174703E+27
Surface area
1.8734486709168E+19
Circumference
7671774619.6233
Perimeter
4884003412
Area
1490843083026727609
Diagonal
1726755965.9817
Surface area
8945058498160365654
Volume
1.8203206760648E+27
Space diagonal
2114835513.4809
Perimeter
3663002559
Area
6.4555399147873E+17
Altitude
1057417756.7405
Surface area
6.4555399147873E+17
Volume
2.1452684899658E+26
Height
575585321.99391