71398390 (number)

71398390 is an even 8-digits composite number following 71398389 and preceding 71398391. In scientific notation, it is written as 7.1398390 × 10^7. The sum of its digits is 40. It has a total of 6 prime factors and 48 positive divisors. There are 23188032 positive integers (up to 71398390) that are relatively prime to 71398390.

Interesting facts

Basic properties

Name

Name seventy-one million three hundred ninety-eight thousand three hundred ninety

Notation

Scientific notation 7.1398390 × 10^7
Engineering notation 7.1398390 × 10^6

Prime Factorization of 71398390

Prime Factorization 2 × 7 × 7 × 5 × 19 × 7669

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 10199770
Product of the distinct prime numbers

The prime factorization of 71398390 is 2 × 7 × 7 × 5 × 19 × 7669. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 71398390)

Multiplication

n×y
n×2 142796780
n×3 214195170
n×4 285593560
n×5 356991950

Division

n÷y
n÷2 35699195
n÷3 23799463.333333
n÷3 17849597.5
n÷5 14279678

Exponentiation

ny
n2 5097730094592100
n3 3.6396972140842E+23
n4 2.598685211731E+31
n5 1.855419402344E+39

Nth Root

y√n
2√n 8449.756801234
3√n 414.85481929966
4√n 91.922558717836
5√n 37.216684753567

Divisors of 71398390

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -71398389
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 71398390 can be divided by 48 positive divisors. The sum of these divisors (counting 71398390) is 1, the average is 0.020833333333333.

Base conversion 71398390

Base System Value
2 Binary 100010000010111001111110110
3 Ternary 11222100102011211
4 Quaternary 10100113033312
5 Quinary 121234222030
6 Senary 11030152034
8 Octal 420271766
10 Decimal 71398390
12 Duodecimal 1bab261a
16 Hexadecimal 44173f6
20 Vigesimal 1264fja
36 Base36 16ibcm

Cryptographic Hash Functions

md5 849afca13d90c30edef6b21fe285494a
sha1 e643f25dc94041194a4c8ce44e78891d932c8004
sha256 594e0d54ed5c44ae16a252da2ee654003a6f87af49868c657fd42373ac75d007
sha512 a93336e0147cdc3c8ff7b3ff7fdfc9bffec2d8fbea794123e23b5c6d7c78806aff4e033564500cb60b69f633e7aae59503105e5d71afaa660bb602ad2b2bcff6
ripemd-160 88ec6484458fd28a067a8ad73c890e0cceb219a2

71398390 as geometric shapes

Circle

Radius = n
Diameter 142796780
Circumference 448609315.00428
Area 1.6014991415154E+16

Sphere

Radius = n
Volume 1.5245928038744E+24
Surface area 6.4059965660617E+16
Circumference 448609315.00428

Square

Length = n
Perimeter 285593560
Area 5097730094592100
Diagonal 100972571.4696

Cube

Length = n
Surface area 30586380567552600
Volume 3.6396972140842E+23
Space diagonal 123665639.05862

Equilateral Triangle

Length = n
Perimeter 214195170
Area 2.2073818817766E+15
Altitude 61832819.529309

Triangular Pyramid

Length = n
Surface area 2.2073818817766E+15
Volume 4.2894243025746E+22
Height 33657523.823201