1220231389 is an odd 10-digits composite number following 1220231388
and preceding 1220231390 . In scientific notation, it is written as 1.220231389 × 10^9.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 1047322368 positive integers (up to 1220231389) that are relatively prime to 1220231389.
1220231389 has 16 divisors, whose sum is 1408180032
The reverse of 1220231389 is 9831320221
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 31
Digital Root 4
Name
one billion two hundred twenty million two hundred thirty-one thousand three hundred eighty-nine
Scientific notation
1.220231389 × 10^9
Engineering notation
1.220231389 × 10^9
Prime Factorization
13 × 17 × 83 × 66523
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1220231389
Product of the distinct prime numbers
The prime factorization of 1220231389 is 13 × 17 × 83 × 66523.
Since it has a total of 4 prime factors.
6 , 8 , 82 , 43 , 470 , 338 , 8896 , 6863 , 36870 , 69464 , 456254 , 798644 , 7349164 , 4403396 , 59618624 , 52013087 , 128343521 , 344483588 , 6940279320 , 4955273386
n×2
2440462778
n×3
3660694167
n×4
4880925556
n×5
6101156945
n÷2
610115694.5
n÷3
406743796.33333
n÷3
305057847.25
n÷5
244046277.8
n2
1488964642700869321
n3
1.8168813941348E+27
n4
2.2170157072133E+36
n5
2.7052721558477E+45
2 √n
34931.810560004
3 √n
1068.5972794375
4 √n
186.90053654285
5 √n
65.658119267875
1 , 13 , 17 , 83 , 221 , 1079 , 1411 , 18343 , 66523 , 864799 , 1130891 , 5521409 , 14701583 , 71778317 , 93863953 , 1220231389
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1220231388
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1220231389 can be divided by 16 positive divisors.
The sum of these divisors (counting 1220231389) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001000101110110100000011011101
3
Ternary
10011001002011210011
4
Quaternary
1020232310003131
5
Quinary
4444334401024
6
Senary
321025443221
8
Octal
11056640335
10
Decimal
1220231389
12
Duodecimal
2a07a0511
16
Hexadecimal
48bb40dd
20
Vigesimal
j168i99
36
Base36
k6hskd
md5
dace4e7d6fb4392c1e2987c00c89256c
sha1
99218c3648b118010a744a7a2040079f4a557c91
sha256
cbbcf1d82065f1780e65db7625dff4eb327f439a6e2722d54e93cad9aa06e1e5
sha512
eaabf1021970fad3e3fd1d3a8988df08843c049918f825449f4aa373db254a3d5a63793864afb118d8520a7c826bbd756e93f86b9e1dc969e404fd003458da4d
ripemd-160
4dbc5b88702eb4bdd5e1e516523e3eb5560e1787
Diameter
2440462778
Circumference
7666939934.7241
Area
4.677720382964E+18
Volume
7.6105349870104E+27
Surface area
1.8710881531856E+19
Circumference
7666939934.7241
Perimeter
4880925556
Area
1488964642700869321
Diagonal
1725667779.5572
Surface area
8933787856205215926
Volume
1.8168813941348E+27
Space diagonal
2113502762.7383
Perimeter
3660694167
Area
6.4474060295789E+17
Altitude
1056751381.3692
Surface area
6.4474060295789E+17
Volume
2.1412152573406E+26
Height
575222593.18572