71398540 (number)

71398540 is an even 8-digits composite number following 71398539 and preceding 71398541. In scientific notation, it is written as 7.1398540 × 10^7. The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors. There are 28559408 positive integers (up to 71398540) that are relatively prime to 71398540.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 7.1398540 × 10^7
Engineering notation 7.1398540 × 10^6

Prime Factorization of 71398540

Prime Factorization 2 × 2 × 5 × 3569927

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 35699270
Product of the distinct prime numbers

The prime factorization of 71398540 is 2 × 2 × 5 × 3569927. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 4, 13, 7, 343, 660, 5428, 5266, 76117, 60088, 694587, 270010, 4822958, 9960446, 94997512, 76754199, 549245890, 962720018, 8990896861, 3241012772

Basic calculations (n = 71398540)

Multiplication

n×y
n×2 142797080
n×3 214195620
n×4 285594160
n×5 356992700

Division

n÷y
n÷2 35699270
n÷3 23799513.333333
n÷3 17849635
n÷5 14279708

Exponentiation

ny
n2 5097751514131600
n3 3.6397201539179E+23
n4 2.5987070499831E+31
n5 1.855438892565E+39

Nth Root

y√n
2√n 8449.7656772244
3√n 414.85510982059
4√n 91.922606997541
5√n 37.216700391169

Divisors of 71398540

1, 2, 4, 5, 10, 20, 3569927, 7139854, 14279708, 17849635, 35699270, 71398540

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -71398539
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 71398540 can be divided by 12 positive divisors. The sum of these divisors (counting 71398540) is 1, the average is 0.083333333333333.

Base conversion 71398540

Base System Value
2 Binary 100010000010111010010001100
3 Ternary 11222100102101101
4 Quaternary 10100113102030
5 Quinary 121234223130
6 Senary 11030152444
8 Octal 420272214
10 Decimal 71398540
12 Duodecimal 1bab2724
16 Hexadecimal 441748c
20 Vigesimal 1264g70
36 Base36 16ibgs

Cryptographic Hash Functions

md5 b76a755032f3663719474b6452143e9f
sha1 ae255707e86af65016782f2325f65e2adbf0fbd6
sha256 fca79a2115ad950fff9efee8611db844a33840b311807b57edce35dcffd793d0
sha512 d91879abf81a848dc342f0a4e922377f3bb65b90282946c7dd60f1d5c9eb0980b145ed25f67bca35afdc0c8c3bfa08baf2097415fa76d958605c983ef77d9b14
ripemd-160 b951fe7287834fea10184fcd74fcb504dffa92c4

71398540 as geometric shapes

Circle

Radius = n
Diameter 142797080
Circumference 448610257.48207
Area 1.6015058706622E+16

Sphere

Radius = n
Volume 1.5246024128895E+24
Surface area 6.4060234826488E+16
Circumference 448610257.48207

Square

Length = n
Perimeter 285594160
Area 5097751514131600
Diagonal 100972783.60164

Cube

Length = n
Surface area 30586509084789600
Volume 3.6397201539179E+23
Space diagonal 123665898.86624

Equilateral Triangle

Length = n
Perimeter 214195620
Area 2.2073911567093E+15
Altitude 61832949.433119

Triangular Pyramid

Length = n
Surface area 2.2073911567093E+15
Volume 4.2894513374278E+22
Height 33657594.533879