639903670 is an even 9-digits composite number following 639903669
and preceding 639903671 . In scientific notation, it is written as 6.39903670 × 10^8.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 219395520 positive integers (up to 639903670) that are relatively prime to 639903670.
639903670 has 16 divisors, whose sum is 1316373408
The reverse of 639903670 is 076309936
Previous prime number is 7
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
six hundred thirty-nine million nine hundred three thousand six hundred seventy
Scientific notation
6.39903670 × 10^8
Engineering notation
6.39903670 × 10^6
Prime Factorization
2 × 5 × 7 × 9141481
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
639903670
Product of the distinct prime numbers
The prime factorization of 639903670 is 2 × 5 × 7 × 9141481.
Since it has a total of 4 prime factors.
5 , 1 , 63 , 46 , 613 , 348 , 457 , 5880 , 93236 , 63293 , 967225 , 541938 , 5972382 , 2583615 , 23079172 , 47881607 , 997313055 , 519151435 , 5842556827 , 414524980
n×2
1279807340
n×3
1919711010
n×4
2559614680
n×5
3199518350
n÷2
319951835
n÷3
213301223.33333
n÷3
159975917.5
n÷5
127980734
n2
409476706879468900
n3
2.6202564751169E+26
n4
1.6767117347685E+35
n5
1.0729339926105E+44
2 √n
25296.317320907
3 √n
861.73063703211
4 √n
159.04816038203
5 √n
57.706258940665
1 , 2 , 5 , 7 , 10 , 14 , 35 , 70 , 9141481 , 18282962 , 45707405 , 63990367 , 91414810 , 127980734 , 319951835 , 639903670
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
-639903669
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 639903670 can be divided by 16 positive divisors.
The sum of these divisors (counting 639903670) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110001001000010011110110110
3
Ternary
1122121002110210221
4
Quaternary
212021002132312
5
Quinary
2302303404140
6
Senary
143255204554
8
Octal
4611023666
10
Decimal
639903670
12
Duodecimal
15a37675a
16
Hexadecimal
262427b6
20
Vigesimal
9jj7j3a
36
Base36
akzcty
md5
3f1a3eca335bec3ce3a209c8d7d92e30
sha1
88ce06f23cb8ed7872294562ed350aa07bb7ed86
sha256
5a58497ac91ef3c5b67963cb1c5951d9503e6d289a9e76bca10bb082680e1c43
sha512
f530579fb3d1304a2de4dc8df26ba3b32515ba6a7537e7a182182fac15283191e740c85207314b7a2fb7a82b49293af05fc6b47c88c45046a43be03a6b563249
ripemd-160
0df7cd2fd452f5ff50e59d02742760dff1034abd
Diameter
1279807340
Circumference
4020633337.3543
Area
1.2864090141487E+18
Volume
1.0975704656998E+27
Surface area
5.1456360565947E+18
Circumference
4020633337.3543
Perimeter
2559614680
Area
409476706879468900
Diagonal
904960448.72632
Surface area
2456860241276813400
Volume
2.6202564751169E+26
Space diagonal
1108345668.3898
Perimeter
1919711010
Area
1.7730861520781E+17
Altitude
554172834.19489
Surface area
1.7730861520781E+17
Volume
3.0880018700052E+25
Height
301653482.90877