68572021 (number)

68572021 is an odd 8-digits composite number following 68572020 and preceding 68572022. In scientific notation, it is written as 6.8572021 × 10^7. The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors. There are 57895992 positive integers (up to 68572021) that are relatively prime to 68572021.

Interesting facts

Basic properties

Name

Name sixty-eight million five hundred seventy-two thousand twenty-one

Notation

Scientific notation 6.8572021 × 10^7
Engineering notation 6.8572021 × 10^6

Prime Factorization of 68572021

Prime Factorization 7 × 7 × 67 × 20887

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 9796003
Product of the distinct prime numbers

The prime factorization of 68572021 is 7 × 7 × 67 × 20887. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 68572021)

Multiplication

n×y
n×2 137144042
n×3 205716063
n×4 274288084
n×5 342860105

Division

n÷y
n÷2 34286010.5
n÷3 22857340.333333
n÷3 17143005.25
n÷5 13714404.2

Exponentiation

ny
n2 4702122064024441
n3 3.2243401291885E+23
n4 2.2109951904985E+31
n5 1.5161240863377E+39

Nth Root

y√n
2√n 8280.8224833044
3√n 409.30682197754
4√n 90.999024628314
5√n 36.917254023415

Divisors of 68572021

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 -68572020
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 68572021 can be divided by 12 positive divisors. The sum of these divisors (counting 68572021) is 1, the average is 0.083333333333333.

Base conversion 68572021

Base System Value
2 Binary 100000101100101001101110101
3 Ternary 11210000211010111
4 Quaternary 10011211031311
5 Quinary 120023301041
6 Senary 10445423021
8 Octal 405451565
10 Decimal 68572021
12 Duodecimal 1ab6aa71
16 Hexadecimal 4165375
20 Vigesimal 118ba11
36 Base36 14tqid

Cryptographic Hash Functions

md5 609580bd12d182264612cd288fa9ccd5
sha1 f03ba39aba7810493b893ee1e9785f7856367f93
sha256 71d635a6ce0b208455d01bfcab644647dc6dd08f918a3ed5ef65109c087cf6c5
sha512 556d326a910f9b69a15156066a2630a3677bc129973db81ae457d55bf1460979e85c2eb16eb9f631d4e06ee76f503fcf4c893b1f503c9cdf31ec139b11605068
ripemd-160 d52c22383c1f0c2d1ab3ccf14e7b27281905157f

68572021 as geometric shapes

Circle

Radius = n
Diameter 137144042
Circumference 430850714.83081
Area 1.4772152132622E+16

Sphere

Radius = n
Volume 1.3506084350044E+24
Surface area 5.9088608530487E+16
Circumference 430850714.83081

Square

Length = n
Perimeter 274288084
Area 4702122064024441
Diagonal 96975482.097533

Cube

Length = n
Surface area 28212732384146646
Volume 3.2243401291885E+23
Space diagonal 118770224.34968

Equilateral Triangle

Length = n
Perimeter 205716063
Area 2.0360785795702E+15
Altitude 59385112.17484

Triangular Pyramid

Length = n
Surface area 2.0360785795702E+15
Volume 3.7999212836685E+22
Height 32325160.699178