997804987 (number)

997804987 is an odd 9-digits composite number following 997804986 and preceding 997804988. In scientific notation, it is written as 9.97804987 × 10^8. The sum of its digits is 61. It has a total of 3 prime factors and 8 positive divisors. There are 916204800 positive integers (up to 997804987) that are relatively prime to 997804987.

Interesting facts

Basic properties

Name

Name nine hundred ninety-seven million eight hundred four thousand nine hundred eighty-seven

Notation

Scientific notation 9.97804987 × 10^8
Engineering notation 9.97804987 × 10^6

Prime Factorization of 997804987

Prime Factorization 17 × 41 × 1431571

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 997804987
Product of the distinct prime numbers

The prime factorization of 997804987 is 17 × 41 × 1431571. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 997804987)

Multiplication

n×y
n×2 1995609974
n×3 2993414961
n×4 3991219948
n×5 4989024935

Division

n÷y
n÷2 498902493.5
n÷3 332601662.33333
n÷3 249451246.75
n÷5 199560997.4

Exponentiation

ny
n2 995614792082070169
n3 9.9342940467046E+26
n4 9.9124881421262E+35
n5 9.8907301017919E+44

Nth Root

y√n
2√n 31588.051332743
3√n 999.26779300377
4√n 177.73027691629
5√n 63.068010904435

Divisors of 997804987

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 -997804986
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 997804987 can be divided by 8 positive divisors. The sum of these divisors (counting 997804987) is 1, the average is 0.125.

Base conversion 997804987

Base System Value
2 Binary 111011011110010100101110111011
3 Ternary 2120112112202010021
4 Quaternary 323132110232323
5 Quinary 4020414224422
6 Senary 243002231311
8 Octal 7336245673
10 Decimal 997804987
12 Duodecimal 23a1b5537
16 Hexadecimal 3b794bbb
20 Vigesimal fbg5c97
36 Base36 gi2f97

Cryptographic Hash Functions

md5 985deb8d1187b786b63c5eee260ae5b6
sha1 92993740b3c7516e142ef5bc265acd2a05c49ac2
sha256 45b5bfde3584960da65e8e17a3d83f533dae5e53474a72e5891662551c8b917a
sha512 f985f174ff8ec221355cc81031ead22b1d6b7a966ab2703c1d59dfe2f98dd2f7d830f7417d931c0836abb9c15027ac1ec1c9a25c24455883081747f04006ef13
ripemd-160 852f6503e52798e919a2bf825d161648b8229bb6

997804987 as geometric shapes

Circle

Radius = n
Diameter 1995609974
Circumference 6269393633.7489
Area 3.1278161166104E+18

Sphere

Radius = n
Volume 4.1612673594304E+27
Surface area 1.2511264466441E+19
Circumference 6269393633.7489

Square

Length = n
Perimeter 3991219948
Area 995614792082070169
Diagonal 1411109345.2189

Cube

Length = n
Surface area 5973688752492421014
Volume 9.9342940467046E+26
Space diagonal 1728248933.5296

Equilateral Triangle

Length = n
Perimeter 2993414961
Area 4.3111385116332E+17
Altitude 864124466.7648

Triangular Pyramid

Length = n
Surface area 4.3111385116332E+17
Volume 1.170767781121E+26
Height 470369781.73964