640426977 (number)

640426977 is an odd 9-digits composite number following 640426976 and preceding 640426978. In scientific notation, it is written as 6.40426977 × 10^8. The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors. There are 404480088 positive integers (up to 640426977) that are relatively prime to 640426977.

Interesting facts

Basic properties

Name

Name six hundred forty million four hundred twenty-six thousand nine hundred seventy-seven

Notation

Scientific notation 6.40426977 × 10^8
Engineering notation 6.40426977 × 10^6

Prime Factorization of 640426977

Prime Factorization 19 × 9 × 3745187

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 640426977
Product of the distinct prime numbers

The prime factorization of 640426977 is 19 × 9 × 3745187. Since it has a total of 3 prime factors.

Most popular turbo-numbers

3, 1, 95, 44, 994, 621, 6705, 3281, 84046, 95804, 604739, 312727, 2884707, 149002, 2114903, 94396532, 35515289, 329172618, 274824544, 3618800682

Basic calculations (n = 640426977)

Multiplication

n×y
n×2 1280853954
n×3 1921280931
n×4 2561707908
n×5 3202134885

Division

n÷y
n÷2 320213488.5
n÷3 213475659
n÷3 160106744.25
n÷5 128085395.4

Exponentiation

ny
n2 410146712869358529
n3 2.6266901944941E+26
n4 1.6822032607754E+35
n5 1.0773283489979E+44

Nth Root

y√n
2√n 25306.658748243
3√n 861.96547800585
4√n 159.08066742456
5√n 57.715694178257

Divisors of 640426977

1, 9, 19, 171, 3745187, 33706683, 71158553, 640426977

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 -640426976
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 640426977 can be divided by 8 positive divisors. The sum of these divisors (counting 640426977) is 1, the average is 0.125.

Base conversion 640426977

Base System Value
2 Binary 100110001011000010001111100001
3 Ternary 1122122002001122200
4 Quaternary 212023002033201
5 Quinary 2302422130402
6 Senary 143314323413
8 Octal 4613021741
10 Decimal 640426977
12 Duodecimal 15a589569
16 Hexadecimal 262c23e1
20 Vigesimal a02d78h
36 Base36 alakm9

Cryptographic Hash Functions

md5 598a37920238a0553b2b451e20b47741
sha1 f34a781f4d32b782e19b32825e782376a8a73657
sha256 122e27aae5c13686eedb3b9f0d8b068ea4dd7827eb895ff3727abf2b3db030da
sha512 896b34374eb375039fba96503b34730f50870dfa4f67e2fdc199aca4d1dfb8195bd9d2356929c348a36581cdd6dc6cc7492e8fc7b4f4f4a0f1a4f3cf084bb51f
ripemd-160 576789441bfebe627bd93646469e4e865d4c2a98

640426977 as geometric shapes

Circle

Radius = n
Diameter 1280853954
Circumference 4023921372.2078
Area 1.2885139000444E+18

Sphere

Radius = n
Volume 1.1002654157705E+27
Surface area 5.1540556001775E+18
Circumference 4023921372.2078

Square

Length = n
Perimeter 2561707908
Area 410146712869358529
Diagonal 905700516.583

Cube

Length = n
Surface area 2460880277216151174
Volume 2.6266901944941E+26
Space diagonal 1109252062.7017

Equilateral Triangle

Length = n
Perimeter 1921280931
Area 1.7759873631177E+17
Altitude 554626031.35087

Triangular Pyramid

Length = n
Surface area 1.7759873631177E+17
Volume 3.095584081005E+25
Height 301900172.19433