664758978 (number)

664758978 is an even 9-digits composite number following 664758977 and preceding 664758979. In scientific notation, it is written as 6.64758978 × 10^8. The sum of its digits is 60. It has a total of 6 prime factors and 64 positive divisors. There are 195655680 positive integers (up to 664758978) that are relatively prime to 664758978.

Interesting facts

Basic properties

Name

Name six hundred sixty-four million seven hundred fifty-eight thousand nine hundred seventy-eight

Notation

Scientific notation 6.64758978 × 10^8
Engineering notation 6.64758978 × 10^6

Prime Factorization of 664758978

Prime Factorization 2 × 3 × 13 × 31 × 3089 × 89

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 664758978
Product of the distinct prime numbers

The prime factorization of 664758978 is 2 × 3 × 13 × 31 × 3089 × 89. Since it has a total of 6 prime factors.

Most popular turbo-numbers

8, 2, 44, 20, 809, 442, 787, 1544, 34761, 3076, 433442, 946902, 8524593, 2846857, 92018251, 3213525, 345137525, 304609625, 9606224598, 903443657

Basic calculations (n = 664758978)

Multiplication

n×y
n×2 1329517956
n×3 1994276934
n×4 2659035912
n×5 3323794890

Division

n÷y
n÷2 332379489
n÷3 221586326
n÷3 166189744.5
n÷5 132951795.6

Exponentiation

ny
n2 441904498831604484
n3 2.937599830169E+26
n4 1.9527958608761E+35
n5 1.2981385807186E+44

Nth Root

y√n
2√n 25782.920276803
3√n 872.74640889424
4√n 160.57060838399
5√n 58.1477403233

Divisors of 664758978

1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 89, 93, 178, 186, 267, 403, 534, 806, 1157, 1209, 2314, 2418, 2759, 3089, 3471, 5518, 6178, 6942, 8277, 9267, 16554, 18534, 35867, 40157, 71734, 80314, 95759, 107601, 120471, 191518, 215202, 240942, 274921, 287277, 549842, 574554, 824763, 1244867, 1649526, 2489734, 3573973, 3734601, 7147946, 7469202, 8522551, 10721919, 17045102, 21443838, 25567653, 51135306, 110793163, 221586326, 332379489, 664758978

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -664758977
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 664758978 can be divided by 64 positive divisors. The sum of these divisors (counting 664758978) is 1, the average is 0.015625.

Base conversion 664758978

Base System Value
2 Binary 100111100111110110101011000010
3 Ternary 1201022212020212220
4 Quaternary 213213312223002
5 Quinary 2330134241403
6 Senary 145544031510
8 Octal 4747665302
10 Decimal 664758978
12 Duodecimal 166762596
16 Hexadecimal 279f6ac2
20 Vigesimal a7eeh8i
36 Base36 azs3b6

Cryptographic Hash Functions

md5 d87014383c253a0ee1169994c62cc6a0
sha1 5afbbe8e0a727544ca2fc629d30dbdf6a8ca0588
sha256 f242f1a292e20cda2d228430f6ae12b11d6fe81442e0b627c929582b7d86cdfa
sha512 cbe3179aad60dd6820b1d016809233ed5867b908e2f11080dcd0fb6dfa8abfd405d9d0fb93780c7eba65be4d91d81c68a2da76b28ace98efa1687a6d5b0d4467
ripemd-160 bad513c9eeeae7dea2c67594743820a5906a0188

664758978 as geometric shapes

Circle

Radius = n
Diameter 1329517956
Circumference 4176803843.3853
Area 1.3882839271176E+18

Sphere

Radius = n
Volume 1.2304989394194E+27
Surface area 5.5531357084706E+18
Circumference 4176803843.3853

Square

Length = n
Perimeter 2659035912
Area 441904498831604484
Diagonal 940111162.39688

Cube

Length = n
Surface area 2651426992989626904
Volume 2.937599830169E+26
Space diagonal 1151396324.6836

Equilateral Triangle

Length = n
Perimeter 1994276934
Area 1.913502610174E+17
Altitude 575698162.34178

Triangular Pyramid

Length = n
Surface area 1.913502610174E+17
Volume 3.4619946005416E+25
Height 313370387.46563