1997788 (number)

1997788 is an even 7-digits composite number following 1997787 and preceding 1997789. In scientific notation, it is written as 1.997788 × 10^6. The sum of its digits is 49. It has a total of 5 prime factors and 24 positive divisors. There are 910656 positive integers (up to 1997788) that are relatively prime to 1997788.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.997788 × 10^6
Engineering notation 1.997788 × 10^6

Prime Factorization of 1997788

Prime Factorization 2 × 2 × 13 × 103 × 373

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 998894
Product of the distinct prime numbers

The prime factorization of 1997788 is 2 × 2 × 13 × 103 × 373. Since it has a total of 5 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1997788)

Multiplication

n×y
n×2 3995576
n×3 5993364
n×4 7991152
n×5 9988940

Division

n÷y
n÷2 998894
n÷3 665929.33333333
n÷3 499447
n÷5 399557.6

Exponentiation

ny
n2 3991156892944
n3 7973485346840807872
n4 1.5929333344094E+25
n5 3.1823431002832E+31

Nth Root

y√n
2√n 1413.4312859138
3√n 125.94563876535
4√n 37.595628547929
5√n 18.201613159477

Divisors of 1997788

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1997787
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1997788 can be divided by 24 positive divisors. The sum of these divisors (counting 1997788) is 1, the average is 0.041666666666667.

Base conversion 1997788

Base System Value
2 Binary 111100111101111011100
3 Ternary 10202111110011
4 Quaternary 13213233130
5 Quinary 1002412123
6 Senary 110453004
8 Octal 7475734
10 Decimal 1997788
12 Duodecimal 804164
16 Hexadecimal 1e7bdc
20 Vigesimal c9e98
36 Base36 16ti4

Cryptographic Hash Functions

md5 cf88af1a39cc0c38e44dbd8569677796
sha1 8bb8ae827fe3107f5185f05afcbfcafe83550cfe
sha256 237fe51a3071e3b532ecbe67b532a0561581afd6323b8905f3b12c3b7665a8c0
sha512 ec494b61f8bf2f5529f88ab89bd02897912c4f6f03cbf4c5911e83b50bffbc49ab21bc2bea5e99ec47bac063fee46296e50a67a17bfe51f2a179fc361c42e874
ripemd-160 2023063bb0072b780a2b5c2bf04f9e823e124e21

1997788 as geometric shapes

Circle

Radius = n
Diameter 3995576
Circumference 12552472.20846
Area 12538589174197

Sphere

Radius = n
Volume 3.3399257318855E+19
Surface area 50154356696789
Circumference 12552472.20846

Square

Length = n
Perimeter 7991152
Area 3991156892944
Diagonal 2825298.8843462

Cube

Length = n
Surface area 23946941357664
Volume 7973485346840807872
Space diagonal 3460270.3187514

Equilateral Triangle

Length = n
Perimeter 5993364
Area 1728221629889.4
Altitude 1730135.1593757

Triangular Pyramid

Length = n
Surface area 1728221629889.4
Volume 9.3968425974045E+17
Height 941766.29478207