1220231397 is an odd 10-digits composite number following 1220231396
and preceding 1220231398 . In scientific notation, it is written as 1.220231397 × 10^9.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 606297120 positive integers (up to 1220231397) that are relatively prime to 1220231397.
1220231397 has 8 divisors, whose sum is 1230416640
The reverse of 1220231397 is 7931320221
Previous prime number is 253
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 30
Digital Root 3
Name
one billion two hundred twenty million two hundred thirty-one thousand three hundred ninety-seven
Scientific notation
1.220231397 × 10^9
Engineering notation
1.220231397 × 10^9
Prime Factorization
231 × 253 × 20879
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1220231397
Product of the distinct prime numbers
The prime factorization of 1220231397 is 231 × 253 × 20879.
Since it has a total of 3 prime factors.
3 , 8 , 13 , 52 , 413 , 753 , 1341 , 8644 , 97105 , 74610 , 687945 , 98337 , 1188743 , 4745297 , 51080571 , 56732182 , 22457353 , 810318807 , 5279718375 , 222155349
n×2
2440462794
n×3
3660694191
n×4
4880925588
n×5
6101156985
n÷2
610115698.5
n÷3
406743799
n÷3
305057849.25
n÷5
244046279.4
n2
1488964662224571609
n3
1.8168814298699E+27
n4
2.2170157653535E+36
n5
2.7052722445284E+45
2 √n
34931.810674513
3 √n
1068.5972817728
4 √n
186.90053684918
5 √n
65.658119353968
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
-1220231396
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 1220231397 can be divided by 8 positive divisors.
The sum of these divisors (counting 1220231397) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000101110110100000011100101
3
Ternary
10011001002011210110
4
Quaternary
1020232310003211
5
Quinary
4444334401042
6
Senary
321025443233
8
Octal
11056640345
10
Decimal
1220231397
12
Duodecimal
2a07a0519
16
Hexadecimal
48bb40e5
20
Vigesimal
j168i9h
36
Base36
k6hskl
md5
0d34f34fa7270dc380505000526df27b
sha1
4d04357857155cf35b5ad01c20efde45340ce70c
sha256
15309dc4eb1fc7321caf2195bbd7262c551c01fdfa59bc139f0acb1d8a589c21
sha512
c0d896488fd34a2610a704f135527b0dc270e60a815da4982e75ce3cb5b9aec12d711caf1fa6142a901c7ad7a4851769b5c39d831be8f42998a5350c9785670f
ripemd-160
e6da667f64f457dd60e77bea7ee2f3a16736b8a1
Diameter
2440462794
Circumference
7666939984.9896
Area
4.6777204442995E+18
Volume
7.6105351366974E+27
Surface area
1.8710881777198E+19
Circumference
7666939984.9896
Perimeter
4880925588
Area
1488964662224571609
Diagonal
1725667790.8709
Surface area
8933787973347429654
Volume
1.8168814298699E+27
Space diagonal
2113502776.5947
Perimeter
3660694191
Area
6.447406114119E+17
Altitude
1056751388.2974
Surface area
6.447406114119E+17
Volume
2.1412152994549E+26
Height
575222596.95696