72991512 (number)

72991512 is an even 8-digits composite number following 72991511 and preceding 72991513. In scientific notation, it is written as 7.2991512 × 10^7. The sum of its digits is 36. It has a total of 8 prime factors and 96 positive divisors. There are 21151680 positive integers (up to 72991512) that are relatively prime to 72991512.

Interesting facts

Basic properties

Name

Name seventy-two million nine hundred ninety-one thousand five hundred twelve

Notation

Scientific notation 7.2991512 × 10^7
Engineering notation 7.2991512 × 10^6

Prime Factorization of 72991512

Prime Factorization 2 × 2 × 2 × 3 × 3 × 23 × 11 × 4007

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 6082626
Product of the distinct prime numbers

The prime factorization of 72991512 is 2 × 2 × 2 × 3 × 3 × 23 × 11 × 4007. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 72991512)

Multiplication

n×y
n×2 145983024
n×3 218974536
n×4 291966048
n×5 364957560

Division

n÷y
n÷2 36495756
n÷3 24330504
n÷3 18247878
n÷5 14598302.4

Exponentiation

ny
n2 5327760824046144
n3 3.8888131812149E+23
n4 2.8385035398241E+31
n5 2.0718666518911E+39

Nth Root

y√n
2√n 8543.507008249
3√n 417.91772073123
4√n 92.431093297921
5√n 37.381306141641

Divisors of 72991512

96 divisors

τ Total Divisors 96
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -72991511
Sum of the proper positive divisors of n
A Arithmetic Mean 0.010416666666667
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 96
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 72991512 can be divided by 96 positive divisors. The sum of these divisors (counting 72991512) is 1, the average is 0.010416666666667.

Base conversion 72991512

Base System Value
2 Binary 100010110011100001100011000
3 Ternary 12002100100112100
4 Quaternary 10112130030120
5 Quinary 122141212022
6 Senary 11124243400
8 Octal 426341430
10 Decimal 72991512
12 Duodecimal 20540560
16 Hexadecimal 459c318
20 Vigesimal 12g3ifc
36 Base36 17ggm0

Cryptographic Hash Functions

md5 b456c5075aceef058ac295243e8e05b8
sha1 b6b699b846b5356b6f54b9d8614762d2a959d5a5
sha256 2d251c2a43450025e283b27e8d907dd5184bdf1c7b21a95604f6c62ae5a6d339
sha512 b4dba2a93e2d0cf75c01779ad43c210ec2b4e1b287e2ef7e94da0f0991bd2174d4f3597fdbc32a53e531338b957d4eb81140101c6a7eed177cb6c9cc64b15e11
ripemd-160 3d7e49d26016ee31b96e9ea4c5bc1c5e9e4213ff

72991512 as geometric shapes

Circle

Radius = n
Diameter 145983024
Circumference 458619195.74722
Area 1.6737654264907E+16

Sphere

Radius = n
Volume 1.6289422561717E+24
Surface area 6.6950617059627E+16
Circumference 458619195.74722

Square

Length = n
Perimeter 291966048
Area 5327760824046144
Diagonal 103225586.20852

Cube

Length = n
Surface area 31966564944276864
Volume 3.8888131812149E+23
Space diagonal 126425007.30527

Equilateral Triangle

Length = n
Perimeter 218974536
Area 2.3069881094557E+15
Altitude 63212503.652637

Triangular Pyramid

Length = n
Surface area 2.3069881094557E+15
Volume 4.5830102853412E+22
Height 34408528.736173