19988897 (number)

19988897 is an odd 8-digits composite number following 19988896 and preceding 19988898. In scientific notation, it is written as 1.9988897 × 10^7. The sum of its digits is 59. It has a total of 3 prime factors and 8 positive divisors. There are 19455280 positive integers (up to 19988897) that are relatively prime to 19988897.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.9988897 × 10^7
Engineering notation 1.9988897 × 10^6

Prime Factorization of 19988897

Prime Factorization 131 × 53 × 2879

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 19988897
Product of the distinct prime numbers

The prime factorization of 19988897 is 131 × 53 × 2879. Since it has a total of 3 prime factors.

Most popular turbo-numbers

5, 3, 56, 78, 94, 411, 6562, 9638, 60608, 95943, 814531, 838121, 2547289, 1524147, 13693670, 88559226, 946861145, 596509302, 3861396444, 8114191076

Basic calculations (n = 19988897)

Multiplication

n×y
n×2 39977794
n×3 59966691
n×4 79955588
n×5 99944485

Division

n÷y
n÷2 9994448.5
n÷3 6662965.6666667
n÷3 4997224.25
n÷5 3997779.4

Exponentiation

ny
n2 399556003276609
n3 7.9866837952278E+21
n4 1.5964499975438E+29
n5 3.1911274566553E+36

Nth Root

y√n
2√n 4470.8944295297
3√n 271.39152206351
4√n 66.86474728532
5√n 28.850793747092

Divisors of 19988897

1, 53, 131, 2879, 6943, 152587, 377149, 19988897

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 -19988896
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 19988897 can be divided by 8 positive divisors. The sum of these divisors (counting 19988897) is 1, the average is 0.125.

Base conversion 19988897

Base System Value
2 Binary 1001100010000000110100001
3 Ternary 1101121112121112
4 Quaternary 1030100012201
5 Quinary 20104121042
6 Senary 1552233105
8 Octal 114200641
10 Decimal 19988897
12 Duodecimal 683b795
16 Hexadecimal 13101a1
20 Vigesimal 64ic4h
36 Base36 bwfj5

Cryptographic Hash Functions

md5 8cdc83e5dc6339adb5932da5544f727e
sha1 cbf6da1b11c1cba2c59aec18137afce404bd7e47
sha256 94c7e98df94b6c5c732642af8fa144c42273ef30d88c3f85c31e9d30ba66d076
sha512 e33071fc6682de8f201701107c318a083800607307e39aa4eabb2a07693ce6b77653cff58619724d9acf8c701c77840a0a943d9e852f0d2874f7603146a52f78
ripemd-160 bc73a7722c153e31eca15ed728d7928a78ef865a

19988897 as geometric shapes

Circle

Radius = n
Diameter 39977794
Circumference 125593943.93713
Area 1.2552422045915E+15

Sphere

Radius = n
Volume 3.3454542850176E+22
Surface area 5.020968818366E+15
Circumference 125593943.93713

Square

Length = n
Perimeter 79955588
Area 399556003276609
Diagonal 28268569.234279

Cube

Length = n
Surface area 2397336019659654
Volume 7.9866837952278E+21
Space diagonal 34621785.191261

Equilateral Triangle

Length = n
Perimeter 59966691
Area 1.7301282453606E+14
Altitude 17310892.595631

Triangular Pyramid

Length = n
Surface area 1.7301282453606E+14
Volume 9.4123971179971E+20
Height 9422856.4114263