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 3 prime factors and 8 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 49 × 67 × 20887

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 68572021
Product of the distinct prime numbers

The prime factorization of 68572021 is 49 × 67 × 20887. Since it has a total of 3 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

8 divisors

τ Total Divisors 8
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 0.125
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 8
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 8 positive divisors. The sum of these divisors (counting 68572021) is 1, the average is 0.125.

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