1998426897 (number)

1998426897 is an odd 10-digits composite number following 1998426896 and preceding 1998426898. In scientific notation, it is written as 1.998426897 × 10^9. The sum of its digits is 63. It has a total of 6 prime factors and 40 positive divisors. There are 1245960144 positive integers (up to 1998426897) that are relatively prime to 1998426897.

Interesting facts

Basic properties

Name

Name one billion nine hundred ninety-eight million four hundred twenty-six thousand eight hundred ninety-seven

Notation

Scientific notation 1.998426897 × 10^9
Engineering notation 1.998426897 × 10^9

Prime Factorization of 1998426897

Prime Factorization 3 × 57 × 9 × 3 × 79 × 5479

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 666142299
Product of the distinct prime numbers

The prime factorization of 1998426897 is 3 × 57 × 9 × 3 × 79 × 5479. Since it has a total of 6 prime factors.

Most popular turbo-numbers

10, 10, 47, 50, 829, 25, 8829, 6133, 9542, 81342, 523464, 312541, 4269129, 9938990, 61350560, 44961167, 661983278, 162987122, 7038694749, 6895729438

Basic calculations (n = 1998426897)

Multiplication

n×y
n×2 3996853794
n×3 5995280691
n×4 7993707588
n×5 9992134485

Division

n÷y
n÷2 999213448.5
n÷3 666142299
n÷3 499606724.25
n÷5 399685379.4

Exponentiation

ny
n2 3993710062653048609
n3 7.9811376080254E+27
n4 1.5949720064536E+37
n5 3.187434957659E+46

Nth Root

y√n
2√n 44703.768263984
3√n 1259.590632319
4√n 211.43265656938
5√n 72.466561248287

Divisors of 1998426897

1, 3, 9, 27, 57, 79, 81, 171, 237, 513, 711, 1539, 2133, 4503, 4617, 5479, 6399, 13509, 16437, 40527, 49311, 121581, 147933, 312303, 364743, 432841, 443799, 936909, 1298523, 2810727, 3895569, 8432181, 11686707, 24671937, 25296543, 35060121, 74015811, 222047433, 666142299, 1998426897

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1998426896
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1998426897 can be divided by 40 positive divisors. The sum of these divisors (counting 1998426897) is 1, the average is 0.025.

Base conversion 1998426897

Base System Value
2 Binary 1110111000111011001001100010001
3 Ternary 12011021101121100000
4 Quaternary 1313013121030101
5 Quinary 13043044130042
6 Senary 530145120213
8 Octal 16707311421
10 Decimal 1998426897
12 Duodecimal 479329069
16 Hexadecimal 771d9311
20 Vigesimal 1b4a374h
36 Base36 x1t829

Cryptographic Hash Functions

md5 23f09a64a877a0edf9fc734f75eb94dd
sha1 1292b24230f377b7fd45595ca6f6080f2e22e95b
sha256 c294e46bb0369fa4582ac517acb0d2db02db91bce42842790c9a1eb6edc4f9e8
sha512 03c06428250252eae816c424bfb37550ed81cd833040382d3fc4cf761ebe3a5655690a8418b53c91cdb7e4b79e2f69a5a7eb24fba994271d0a98664327bf7c7d
ripemd-160 18dc2ea7d95f7435711045561ea4d46e05ad8efc

1998426897 as geometric shapes

Circle

Radius = n
Diameter 3996853794
Circumference 12556486516.703
Area 1.2546610193398E+19

Sphere

Radius = n
Volume 3.3431311035549E+28
Surface area 5.0186440773594E+19
Circumference 12556486516.703

Square

Length = n
Perimeter 7993707588
Area 3993710062653048609
Diagonal 2826202421.1486

Cube

Length = n
Surface area 2.3962260375918E+19
Volume 7.9811376080254E+27
Space diagonal 3461376920.8162

Equilateral Triangle

Length = n
Perimeter 5995280691
Area 1.7293271848035E+18
Altitude 1730688460.4081

Triangular Pyramid

Length = n
Surface area 1.7293271848035E+18
Volume 9.4058608736962E+26
Height 942067473.71619