638961093 is an odd 9-digits composite number following 638961092
and preceding 638961094 . In scientific notation, it is written as 6.38961093 × 10^8.
The sum of its digits is 45. It has a total of 5 prime factors and 24 positive divisors.
There are 420874272 positive integers (up to 638961093) that are relatively prime to 638961093.
638961093 has 24 divisors, whose sum is 934041888
The reverse of 638961093 is 390169836
Previous prime number is 547
Is Prime? no Number parity odd Number length 9 Sum of Digits 45 Digital Root 9
Name
six hundred thirty-eight million nine hundred sixty-one thousand ninety-three
Scientific notation
6.38961093 × 10^8
Engineering notation
6.38961093 × 10^6
Prime Factorization
3 × 3 × 107 × 547 × 1213
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
212987031 Product of the distinct prime numbers
The prime factorization of 638961093 is 3 × 3 × 107 × 547 × 1213.
Since it has a total of 5 prime factors.
4 , 10 , 70 , 16 , 197 , 310 , 1760 , 5922 , 76978 , 30988 , 146520 , 201351 , 4948137 , 3944421 , 2377260 , 24095165 , 371274869 , 973016254 , 4198741398 , 681673512
n×2
1277922186
n×3
1916883279
n×4
2555844372
n×5
3194805465
n÷2
319480546.5
n÷3
212987031
n÷3
159740273.25
n÷5
127792218.6
n2
408271278367754649
n3
2.6086946226637E+26
n4
1.6668543674004E+35
n5
1.065055088466E+44
2 √n25277.679739248
3 √n861.30731986919
4 √n158.98955858561
5 √n57.689248671334
1 , 3 , 9 , 107 , 321 , 547 , 963 , 1213 , 1641 , 3639 , 4923 , 10917 , 58529 , 129791 , 175587 , 389373 , 526761 , 663511 , 1168119 , 1990533 , 5971599 , 70995677 , 212987031 , 638961093
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-638961092 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 638961093 can be divided by 24 positive divisors.
The sum of these divisors (counting 638961093) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100110000101011100010111000101
3
Ternary
1122112022120211200
4
Quaternary
212011130113011
5
Quinary
2302033223333
6
Senary
143223053113
8
Octal
4605342705
10
Decimal
638961093
12
Duodecimal
159ba1199
16
Hexadecimal
2615c5c5
20
Vigesimal
9jda2ed
36
Base36
akf5j9
md5
0b095afa9100b10f6744e7c38c75c0cb
sha1
fcbd35b5338c1dcb12e858442b2ef0fb7753bc03
sha256
6549588484509ddaf533f11f56d9e8124cefc1b3190b4d88390c4a48eb48d841
sha512
0763b9978c0abbb1fb1184cd53e91a0bb8f252c50128f4902a14d8dc693f4383875c71e8d5a353aaf8848ef3ebae05ff203dc51cd176bda417b93dbf01fceafd
ripemd-160
7fb0c826bb72738e569f750d8339f16e9956b2e7
Diameter
1277922186
Circumference
4014710951.397
Area
1.2826220487919E+18
Volume
1.0927274482693E+27
Surface area
5.1304881951674E+18
Circumference
4014710951.397
Perimeter
2555844372
Area
408271278367754649
Diagonal
903627443.54934
Surface area
2449627670206527894
Volume
2.6086946226637E+26
Space diagonal
1106713077.1357
Perimeter
1916883279
Area
1.7678664935101E+17
Altitude
553356538.56787
Surface area
1.7678664935101E+17
Volume
3.0743760962173E+25
Height
301209147.84978