997658978 (number)

997658978 is an even 9-digits composite number following 997658977 and preceding 997658979. In scientific notation, it is written as 9.97658978 × 10^8. The sum of its digits is 68. It has a total of 3 prime factors and 8 positive divisors. There are 498784624 positive integers (up to 997658978) that are relatively prime to 997658978.

Interesting facts

Basic properties

Name

Name nine hundred ninety-seven million six hundred fifty-eight thousand nine hundred seventy-eight

Notation

Scientific notation 9.97658978 × 10^8
Engineering notation 9.97658978 × 10^6

Prime Factorization of 997658978

Prime Factorization 2 × 20333 × 24533

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 997658978
Product of the distinct prime numbers

The prime factorization of 997658978 is 2 × 20333 × 24533. Since it has a total of 3 prime factors.

Most popular turbo-numbers

2, 10, 90, 39, 898, 604, 4429, 8288, 63515, 56488, 326117, 159990, 3084398, 3380729, 1396437, 25627236, 394850060, 126958750, 5969945355, 581360829

Basic calculations (n = 997658978)

Multiplication

n×y
n×2 1995317956
n×3 2992976934
n×4 3990635912
n×5 4988294890

Division

n÷y
n÷2 498829489
n÷3 332552992.66667
n÷3 249414744.5
n÷5 199531795.6

Exponentiation

ny
n2 995323436384004484
n3 9.9299336232231E+26
n4 9.9066874301526E+35
n5 9.8834956569315E+44

Nth Root

y√n
2√n 31585.740105307
3√n 999.21904960858
4√n 177.72377473289
5√n 63.066165045501

Divisors of 997658978

1, 2, 20333, 24533, 40666, 49066, 498829489, 997658978

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 -997658977
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 997658978 can be divided by 8 positive divisors. The sum of these divisors (counting 997658978) is 1, the average is 0.125.

Base conversion 997658978

Base System Value
2 Binary 111011011101110001000101100010
3 Ternary 2120112021022211112
4 Quaternary 323131301011202
5 Quinary 4020400041403
6 Senary 242555143322
8 Octal 7335610542
10 Decimal 997658978
12 Duodecimal 23a144b42
16 Hexadecimal 3b771162
20 Vigesimal fbf778i
36 Base36 ghzale

Cryptographic Hash Functions

md5 9b2635f544c359a8d81c015b0c3c5fa4
sha1 f5e4781251b48863495ac83690614f2cb7c14958
sha256 37abf9f9c9d9b8d92627dc6d5571cc183f1654f1520a8d3a58be0a9ffa6fdd49
sha512 45caeb6ea40337952e463eae748133feada3b44c10b612441a498c293f70fc65ba106a65cb64e54d789c3c5044732ae0f4a3fc97ac062110f7c7af70c749bee1
ripemd-160 f20de08df6a5a622477d2d40965cee5dd955375c

997658978 as geometric shapes

Circle

Radius = n
Diameter 1995317956
Circumference 6268476232.1454
Area 3.1269007956897E+18

Sphere

Radius = n
Volume 4.1594408695136E+27
Surface area 1.2507603182759E+19
Circumference 6268476232.1454

Square

Length = n
Perimeter 3990635912
Area 995323436384004484
Diagonal 1410902857.3109

Cube

Length = n
Surface area 5971940618304026904
Volume 9.9299336232231E+26
Space diagonal 1727996038.5232

Equilateral Triangle

Length = n
Perimeter 2992976934
Area 4.3098769044529E+17
Altitude 863998019.26162

Triangular Pyramid

Length = n
Surface area 4.3098769044529E+17
Volume 1.1702539002856E+26
Height 470300952.43696