1221570893 is an odd 10-digits composite number following 1221570892
and preceding 1221570894 . In scientific notation, it is written as 1.221570893 × 10^9.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 1220535360 positive integers (up to 1221570893) that are relatively prime to 1221570893.
1221570893 has 4 divisors, whose sum is 1222606428
The reverse of 1221570893 is 3980751221
Previous prime number is 1181
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 38
Digital Root 2
Name
one billion two hundred twenty-one million five hundred seventy thousand eight hundred ninety-three
Scientific notation
1.221570893 × 10^9
Engineering notation
1.221570893 × 10^9
Prime Factorization
1181 × 1034353
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1221570893
Product of the distinct prime numbers
The prime factorization of 1221570893 is 1181 × 1034353.
Since it has a total of 2 prime factors.
6 , 3 , 23 , 100 , 199 , 341 , 6254 , 6784 , 31759 , 84176 , 48416 , 336960 , 1554404 , 4101663 , 76332276 , 45213980 , 449575798 , 878846293 , 8300010450 , 2493035905
n×2
2443141786
n×3
3664712679
n×4
4886283572
n×5
6107854465
n÷2
610785446.5
n÷3
407190297.66667
n÷3
305392723.25
n÷5
244314178.6
n2
1492235446624817449
n3
1.8228713870997E+27
n4
2.2267666281636E+36
n5
2.7201532984684E+45
2 √n
34950.978426934
3 √n
1068.9881525387
4 √n
186.95180776589
5 √n
65.672528128555
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
-1221570892
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 1221570893 can be divided by 4 positive divisors.
The sum of these divisors (counting 1221570893) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001000110011111011000101001101
3
Ternary
10011010121020020102
4
Quaternary
1020303323011031
5
Quinary
10000210232033
6
Senary
321114300445
8
Octal
11063730515
10
Decimal
1221570893
12
Duodecimal
2a1127725
16
Hexadecimal
48cfb14d
20
Vigesimal
j1eg74d
36
Base36
k7ai4t
md5
4977b589eba4b20b2e0ca63396a901ca
sha1
e3b53b827abfefaecc17b89dfc4042622d1f1c87
sha256
9d1d2995106808f6254d79ad493c95e701a8ac83e938a3b723739eb0d8c308c4
sha512
5e9d2f6aec9b0d3de1be0a2c0ea286e162500f03ddae6e5d303e0d66145c83853b8620374c0e542e2823aec3936e4851d6ce7c6fa6b32ff47b5fe8f11de5747b
ripemd-160
43bc21cd6acbff96ab651293ade0c4d16c66d1ab
Diameter
2443141786
Circumference
7675356286.5758
Area
4.6879959165428E+18
Volume
7.6356258108687E+27
Surface area
1.8751983666171E+19
Circumference
7675356286.5758
Perimeter
4886283572
Area
1492235446624817449
Diagonal
1727562124.2808
Surface area
8953412679748904694
Volume
1.8228713870997E+27
Space diagonal
2115822851.7233
Perimeter
3664712679
Area
6.4615690260235E+17
Altitude
1057911425.8616
Surface area
6.4615690260235E+17
Volume
2.1482745317486E+26
Height
575854041.42694