99997989 (number)

99997989 is an odd 8-digits composite number following 99997988 and preceding 99997990. In scientific notation, it is written as 9.9997989 × 10^7. The sum of its digits is 69. It has a total of 3 prime factors and 8 positive divisors. There are 52746048 positive integers (up to 99997989) that are relatively prime to 99997989.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 9.9997989 × 10^7
Engineering notation 9.9997989 × 10^6

Prime Factorization of 99997989

Prime Factorization 21 × 13 × 366293

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 99997989
Product of the distinct prime numbers

The prime factorization of 99997989 is 21 × 13 × 366293. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 99997989)

Multiplication

n×y
n×2 199995978
n×3 299993967
n×4 399991956
n×5 499989945

Division

n÷y
n÷2 49998994.5
n÷3 33332663
n÷3 24999497.25
n÷5 19999597.8

Exponentiation

ny
n2 9999597804044121
n3 9.9993967121323E+23
n4 9.9991956242644E+31
n5 9.9989945404404E+39

Nth Root

y√n
2√n 9999.8994494945
3√n 464.15577192871
4√n 99.999497246209
5√n 39.810556935358

Divisors of 99997989

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 -99997988
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 99997989 can be divided by 8 positive divisors. The sum of these divisors (counting 99997989) is 1, the average is 0.125.

Base conversion 99997989

Base System Value
2 Binary 101111101011101100100100101
3 Ternary 20222011102110020
4 Quaternary 11331131210211
5 Quinary 201044413424
6 Senary 13531145353
8 Octal 575354445
10 Decimal 99997989
12 Duodecimal 295a5259
16 Hexadecimal 5f5d925
20 Vigesimal 1b4jej9
36 Base36 1njaxx

Cryptographic Hash Functions

md5 4f2a963ba56fd433fcb91cb8f28efb78
sha1 9336c729e1b0cc32737bae21c08de09b618bd326
sha256 440bd26bf5a8eabdee257dae7fc4462c8ea6c47827bde74174d472d08b3c9536
sha512 912fe50a7d0f6baca61f1fad7b5ea5367e6078834e9d5b24e5ae505a2513a4a7e2d255c095d4066b882f297ca69314a2c28a3be88ae147d6061349ab7548dd79
ripemd-160 1ec9cca2c62a7d6ec0d362ee11499bda9c04c1fc

99997989 as geometric shapes

Circle

Radius = n
Diameter 199995978
Circumference 628305895.23231
Area 3.1414663000038E+16

Sphere

Radius = n
Volume 4.1885375001553E+24
Surface area 1.2565865200015E+17
Circumference 628305895.23231

Square

Length = n
Perimeter 399991956
Area 9999597804044121
Diagonal 141418512.25384

Cube

Length = n
Surface area 59997586824264726
Volume 9.9993967121323E+23
Space diagonal 173201597.60271

Equilateral Triangle

Length = n
Perimeter 299993967
Area 4.3299528629646E+15
Altitude 86600798.801357

Triangular Pyramid

Length = n
Surface area 4.3299528629646E+15
Volume 1.1784402038205E+23
Height 47139504.084612