72443721 (number)

72443721 is an odd 8-digits composite number following 72443720 and preceding 72443722. In scientific notation, it is written as 7.2443721 × 10^7. The sum of its digits is 30. It has a total of 5 prime factors and 32 positive divisors. There are 39251520 positive integers (up to 72443721) that are relatively prime to 72443721.

Interesting facts

Basic properties

Name

Name seventy-two million four hundred forty-three thousand seven hundred twenty-one

Notation

Scientific notation 7.2443721 × 10^7
Engineering notation 7.2443721 × 10^6

Prime Factorization of 72443721

Prime Factorization 3 × 7 × 23 × 127 × 1181

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 72443721
Product of the distinct prime numbers

The prime factorization of 72443721 is 3 × 7 × 23 × 127 × 1181. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 8, 23, 43, 765, 58, 3793, 2869, 73163, 2774, 109301, 966384, 5496134, 4299288, 82929405, 48716857, 38312262, 420819030, 4242441633, 3893508319

Basic calculations (n = 72443721)

Multiplication

n×y
n×2 144887442
n×3 217331163
n×4 289774884
n×5 362218605

Division

n÷y
n÷2 36221860.5
n÷3 24147907
n÷3 18110930.25
n÷5 14488744.2

Exponentiation

ny
n2 5248092712325841
n3 3.8019136423387E+23
n4 2.7542477117168E+31
n5 1.995279527925E+39

Nth Root

y√n
2√n 8511.3877246898
3√n 416.86962322245
4√n 92.257182510034
5√n 37.325028659507

Divisors of 72443721

1, 3, 7, 21, 23, 69, 127, 161, 381, 483, 889, 1181, 2667, 2921, 3543, 8267, 8763, 20447, 24801, 27163, 61341, 81489, 149987, 190141, 449961, 570423, 1049909, 3149727, 3449701, 10349103, 24147907, 72443721

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -72443720
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 72443721 can be divided by 32 positive divisors. The sum of these divisors (counting 72443721) is 1, the average is 0.03125.

Base conversion 72443721

Base System Value
2 Binary 100010100010110011101001001
3 Ternary 12001022112002210
4 Quaternary 10110112131021
5 Quinary 122021144341
6 Senary 11104415333
8 Octal 424263511
10 Decimal 72443721
12 Duodecimal 20317549
16 Hexadecimal 4516749
20 Vigesimal 12cf961
36 Base36 174pxl

Cryptographic Hash Functions

md5 cdf9240527657c67ff130063863ed397
sha1 2adeedabbe523e71484b4e26e45c3542dbed10fc
sha256 5ece64c9f895f91c836fdc65f52b8ec173f5e15465a2c446abafb1a281ffdb89
sha512 f66784d07ae0a41841f1117e83da3e3ffbbfd9ed9781d6b6445b53fdc7946062dc29c78f8fd1f2233773beb8e2b059ccb2a7089f2caa7a1de341591deaa497ed
ripemd-160 a28809ba491d61c707fec3e4dd34dc8394854de2

72443721 as geometric shapes

Circle

Radius = n
Diameter 144887442
Circumference 455177323.38462
Area 1.6487369510401E+16

Sphere

Radius = n
Volume 1.5925418624472E+24
Surface area 6.5949478041604E+16
Circumference 455177323.38462

Square

Length = n
Perimeter 289774884
Area 5248092712325841
Diagonal 102450892.74697

Cube

Length = n
Surface area 31488556273955046
Volume 3.8019136423387E+23
Space diagonal 125476205.46134

Equilateral Triangle

Length = n
Perimeter 217331163
Area 2.2724908051451E+15
Altitude 62738102.730672

Triangular Pyramid

Length = n
Surface area 2.2724908051451E+15
Volume 4.4805981966389E+22
Height 34150297.582324