638520140 is an even 9-digits composite number following 638520139
and preceding 638520141 . In scientific notation, it is written as 6.38520140 × 10^8.
The sum of its digits is 29. It has a total of 5 prime factors and 24 positive divisors.
There are 254902208 positive integers (up to 638520140) that are relatively prime to 638520140.
638520140 has 24 divisors, whose sum is 1343548080
The reverse of 638520140 is 041025836
Previous prime number is 509
Is Prime? no
Number parity even
Number length 9
Sum of Digits 29
Digital Root 2
Name
six hundred thirty-eight million five hundred twenty thousand one hundred forty
Scientific notation
6.38520140 × 10^8
Engineering notation
6.38520140 × 10^6
Prime Factorization
2 × 2 × 5 × 509 × 62723
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
319260070
Product of the distinct prime numbers
The prime factorization of 638520140 is 2 × 2 × 5 × 509 × 62723.
Since it has a total of 5 prime factors.
7 , 7 , 82 , 100 , 233 , 608 , 5263 , 4501 , 25556 , 63309 , 410521 , 132207 , 8393244 , 6887984 , 65204056 , 94595928 , 786790594 , 480870931 , 8745627943 , 956219023
n×2
1277040280
n×3
1915560420
n×4
2554080560
n×5
3192600700
n÷2
319260070
n÷3
212840046.66667
n÷3
159630035
n÷5
127704028
n2
407707969185619600
n3
2.6032974956352E+26
n4
1.6622578813746E+35
n5
1.0613851351314E+44
2 √n
25268.956052833
3 √n
861.10914220693
4 √n
158.9621214404
5 √n
57.681284094922
1 , 2 , 4 , 5 , 10 , 20 , 509 , 1018 , 2036 , 2545 , 5090 , 10180 , 62723 , 125446 , 250892 , 313615 , 627230 , 1254460 , 31926007 , 63852014 , 127704028 , 159630035 , 319260070 , 638520140
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
-638520139
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 638520140 can be divided by 24 positive divisors.
The sum of these divisors (counting 638520140) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100110000011110000101101001100
3
Ternary
1122111111011222002
4
Quaternary
212003300231030
5
Quinary
2301430121030
6
Senary
143205411432
8
Octal
4603605514
10
Decimal
638520140
12
Duodecimal
159a09b78
16
Hexadecimal
260f0b4c
20
Vigesimal
9jaf070
36
Base36
ak5pak
md5
87c763417f34db5b2371fc97d0a26df9
sha1
fc17c25b35476cc342c9b0b80c26d04ef56d0f95
sha256
86485243edef375a3d13580e890e5320bbb0fe04789b11cd4a2f592fad45d979
sha512
0004b2257e08377ca5008a95732512bf28308cfbf9ec422bce4a3d930b2bf43fb9658e319dad60d96271626fe4cbe2b3bb587d931a33b66df3a1b9d5d096b581
ripemd-160
0c1b394f7278679a8a593da61b74c9764cabd40f
Diameter
1277040280
Circumference
4011940361.9863
Area
1.2808523608036E+18
Volume
1.0904667049862E+27
Surface area
5.1234094432142E+18
Circumference
4011940361.9863
Perimeter
2554080560
Area
407707969185619600
Diagonal
903003841.83637
Surface area
2446247815113717600
Volume
2.6032974956352E+26
Space diagonal
1105949324.136
Perimeter
1915560420
Area
1.7654272932005E+17
Altitude
552974662.068
Surface area
1.7654272932005E+17
Volume
3.068015521016E+25
Height
301001280.61212