640929995 is an odd 9-digits composite number following 640929994
and preceding 640929996 . In scientific notation, it is written as 6.40929995 × 10^8.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 512743992 positive integers (up to 640929995) that are relatively prime to 640929995.
640929995 has 4 divisors, whose sum is 769116000
The reverse of 640929995 is 599929046
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
six hundred forty million nine hundred twenty-nine thousand nine hundred ninety-five
Scientific notation
6.40929995 × 10^8
Engineering notation
6.40929995 × 10^6
Prime Factorization
5 × 128185999
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
640929995
Product of the distinct prime numbers
The prime factorization of 640929995 is 5 × 128185999.
Since it has a total of 2 prime factors.
9 , 10 , 10 , 37 , 3 , 549 , 89 , 4991 , 1613 , 51761 , 778780 , 13060 , 8319782 , 1466588 , 92309440 , 97413939 , 6385258 , 517463429 , 6720879744 , 9605728048
n×2
1281859990
n×3
1922789985
n×4
2563719980
n×5
3204649975
n÷2
320464997.5
n÷3
213643331.66667
n÷3
160232498.75
n÷5
128185999
n2
410791258490700025
n3
2.6328843925049E+26
n4
1.6874945805237E+35
n5
1.0815658930576E+44
2 √n
25316.595248967
3 √n
862.19109346634
4 √n
159.1118953723
5 √n
57.724757792753
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-640929994
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 640929995 can be divided by 4 positive divisors.
The sum of these divisors (counting 640929995) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110001100111101000011001011
3
Ternary
1122200000121122222
4
Quaternary
212030331003023
5
Quinary
2303034224440
6
Senary
143333204255
8
Octal
4614750313
10
Decimal
640929995
12
Duodecimal
15a79068b
16
Hexadecimal
2633d0cb
20
Vigesimal
a05g4jf
36
Base36
allcqz
md5
0c1d7488711fddc801a4436aafd51557
sha1
158e60ac501f414e868a0e05da74577d2595d05e
sha256
c2720027819ef8b389aabd68499252e71b58e39c9889237c1a7d6a138bad9cd3
sha512
dabcffc7174c219602c56b20c1b8b39c2560c9a254f42d4078c1e01a461a9728279033ca797136c5ddfa93febd6484fb283504b9266114dda1d4508b68a1e23a
ripemd-160
53e948de2174b3b37f771bddd9a1d189bae5bbd6
Diameter
1281859990
Circumference
4027081927.5147
Area
1.2905387998333E+18
Volume
1.1028600353659E+27
Surface area
5.1621551993332E+18
Circumference
4027081927.5147
Perimeter
2563719980
Area
410791258490700025
Diagonal
906411891.46072
Surface area
2464747550944200150
Volume
2.6328843925049E+26
Space diagonal
1110123315.4349
Perimeter
1922789985
Area
1.7787783275276E+17
Altitude
555061657.71743
Surface area
1.7787783275276E+17
Volume
3.1028840133674E+25
Height
302137297.15357