1223821381 is an odd 10-digits composite number following 1223821380
and preceding 1223821382 . In scientific notation, it is written as 1.223821381 × 10^9.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 1141065408 positive integers (up to 1223821381) that are relatively prime to 1223821381.
1223821381 has 8 divisors, whose sum is 1307923200
The reverse of 1223821381 is 1831283221
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 31
Digital Root 4
Name
one billion two hundred twenty-three million eight hundred twenty-one thousand three hundred eighty-one
Scientific notation
1.223821381 × 10^9
Engineering notation
1.223821381 × 10^9
Prime Factorization
17 × 107 × 672799
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1223821381
Product of the distinct prime numbers
The prime factorization of 1223821381 is 17 × 107 × 672799.
Since it has a total of 3 prime factors.
1 , 8 , 17 , 75 , 428 , 800 , 6536 , 7793 , 28423 , 47261 , 991249 , 558284 , 7952731 , 4869036 , 86141146 , 54773053 , 270115886 , 838118583 , 602515483 , 9538739386
n×2
2447642762
n×3
3671464143
n×4
4895285524
n×5
6119106905
n÷2
611910690.5
n÷3
407940460.33333
n÷3
305955345.25
n÷5
244764276.2
n2
1497738772592747161
n3
1.8329647330517E+27
n4
2.2432214309276E+36
n5
2.7453023494866E+45
2 √n
34983.158533786
3 √n
1069.6442119273
4 √n
187.03785321102
5 √n
65.696707886747
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
-1223821380
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 1223821381 can be divided by 8 positive divisors.
The sum of these divisors (counting 1223821381) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000111100100000100001000101
3
Ternary
10011021211120022211
4
Quaternary
1020330200201011
5
Quinary
10001244241011
6
Senary
321234423421
8
Octal
11074404105
10
Decimal
1223821381
12
Duodecimal
2a1a31b71
16
Hexadecimal
48f20845
20
Vigesimal
j28hd91
36
Base36
k8mqmd
md5
33809bfaefdc2ef3127a2e0c15da4124
sha1
5452b5ba55ecfc46dcdbdb20598d5080121ee785
sha256
e1880a6a06449353bccb067c83b347d2b67439357455bc3f46318278254b355a
sha512
7c5ee0ebe64ca88487b02b0fae022d37fb4c7ed1b5e3df3231a133dcf4e854d32539d5079ddc7affccd8a38e1c0fe4f7f261dcf6ed896c9dbf32e950831ed35d
ripemd-160
66cd963f545784674868eb9baedd163f399bb819
Diameter
2447642762
Circumference
7689496519.7114
Area
4.705285124974E+18
Volume
7.6779047195259E+27
Surface area
1.8821140499896E+19
Circumference
7689496519.7114
Perimeter
4895285524
Area
1497738772592747161
Diagonal
1730744794.9324
Surface area
8986432635556482966
Volume
1.8329647330517E+27
Space diagonal
2119720811.2811
Perimeter
3671464143
Area
6.4853991264912E+17
Altitude
1059860405.6406
Surface area
6.4853991264912E+17
Volume
2.1601696540277E+26
Height
576914931.64412