628405989 (number)

628405989 is an odd 9-digits composite number following 628405988 and preceding 628405990. In scientific notation, it is written as 6.28405989 × 10^8. The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors. There are 418865520 positive integers (up to 628405989) that are relatively prime to 628405989.

Interesting facts

Basic properties

Name

Name six hundred twenty-eight million four hundred five thousand nine hundred eighty-nine

Notation

Scientific notation 6.28405989 × 10^8
Engineering notation 6.28405989 × 10^6

Prime Factorization of 628405989

Prime Factorization 3 × 7331 × 28573

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 628405989
Product of the distinct prime numbers

The prime factorization of 628405989 is 3 × 7331 × 28573. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 628405989)

Multiplication

n×y
n×2 1256811978
n×3 1885217967
n×4 2513623956
n×5 3142029945

Division

n÷y
n÷2 314202994.5
n÷3 209468663
n÷3 157101497.25
n÷5 125681197.8

Exponentiation

ny
n2 394894087011068121
n3 2.4815380929844E+26
n4 1.5594133995631E+35
n5 9.7994471961227E+43

Nth Root

y√n
2√n 25068.027225931
3√n 856.53826972078
4√n 158.32885784319
5√n 57.497381001779

Divisors of 628405989

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 -628405988
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 628405989 can be divided by 8 positive divisors. The sum of these divisors (counting 628405989) is 1, the average is 0.125.

Base conversion 628405989

Base System Value
2 Binary 100101011101001011011011100101
3 Ternary 1121210110022221220
4 Quaternary 211131023123211
5 Quinary 2241332442424
6 Senary 142204530553
8 Octal 4535133345
10 Decimal 628405989
12 Duodecimal 156550a59
16 Hexadecimal 2574b6e5
20 Vigesimal 9g7aej9
36 Base36 ae4x5x

Cryptographic Hash Functions

md5 82c2a44003dab09e52e46aec3ad74280
sha1 7c4b66e2ddf9c7abae7f335fa2cc93aed5960fc7
sha256 f600dd75af9ac136909e0ff12cc6e21c6d9ccb6c7f5aa4f78d09c330a0403de0
sha512 4fd150df1922d1089b0e7238024f1b501fa995d34e54f177c5dc870f246cfec26dd7c49f30160f8c0665fd4b0da28729aa027fae94d5821a03279b5eec564728
ripemd-160 253a77c4f21bb7ea33ab44223f2e8cd691b00fb2

628405989 as geometric shapes

Circle

Radius = n
Diameter 1256811978
Circumference 3948391277.0285
Area 1.2405963627E+18

Sphere

Radius = n
Volume 1.0394642456697E+27
Surface area 4.9623854508001E+18
Circumference 3948391277.0285

Square

Length = n
Perimeter 2513623956
Area 394894087011068121
Diagonal 888700272.32028

Cube

Length = n
Surface area 2369364522066408726
Volume 2.4815380929844E+26
Space diagonal 1088431100.7286

Equilateral Triangle

Length = n
Perimeter 1885217967
Area 1.7099415557792E+17
Altitude 544215550.36428

Triangular Pyramid

Length = n
Surface area 1.7099415557792E+17
Volume 2.92452068887E+25
Height 296233424.10676