21078635 (number)

21078635 is an odd 8-digits composite number following 21078634 and preceding 21078636. In scientific notation, it is written as 2.1078635 × 10^7. The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors. There are 16576864 positive integers (up to 21078635) that are relatively prime to 21078635.

Interesting facts

Basic properties

Name

Name twenty-one million seventy-eight thousand six hundred thirty-five

Notation

Scientific notation 2.1078635 × 10^7
Engineering notation 2.1078635 × 10^6

Prime Factorization of 21078635

Prime Factorization 5 × 59 × 71453

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 21078635
Product of the distinct prime numbers

The prime factorization of 21078635 is 5 × 59 × 71453. Since it has a total of 3 prime factors.

Most popular turbo-numbers

3, 8, 30, 94, 910, 642, 7016, 7436, 35358, 47179, 378784, 514100, 1406320, 7647003, 99818655, 73116947, 993748641, 200755966, 8171464895, 7161250585

Basic calculations (n = 21078635)

Multiplication

n×y
n×2 42157270
n×3 63235905
n×4 84314540
n×5 105393175

Division

n÷y
n÷2 10539317.5
n÷3 7026211.6666667
n÷3 5269658.75
n÷5 4215727

Exponentiation

ny
n2 444308853463225
n3 9.3654241494198E+21
n4 1.9741035726581E+29
n5 4.1611408660255E+36

Nth Root

y√n
2√n 4591.1474600583
3√n 276.23635061516
4√n 67.758006612195
5√n 29.158722764673

Divisors of 21078635

1, 5, 59, 295, 71453, 357265, 4215727, 21078635

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 -21078634
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 21078635 can be divided by 8 positive divisors. The sum of these divisors (counting 21078635) is 1, the average is 0.125.

Base conversion 21078635

Base System Value
2 Binary 1010000011010001001101011
3 Ternary 1110122220110012
4 Quaternary 1100122021223
5 Quinary 20344004020
6 Senary 2031442135
8 Octal 120321153
10 Decimal 21078635
12 Duodecimal 708634b
16 Hexadecimal 141a26b
20 Vigesimal 6begbf
36 Base36 cjsdn

Cryptographic Hash Functions

md5 37107728f2f784b309972778cf433702
sha1 266834ac1736f4555b3d8a8605e3cfafff67f041
sha256 88a5d05a48eef783dcc6e625063f301157399f7ad72de43432995dfe42cc72b4
sha512 92252e99f09fd0c4c7b5ded2c5dd2d47c7bd5693aa6b7a0db801e59edeed55ee5195aaf19f13d8482b33e94079ec65365db4d6cfdad16a9432e9d074f1e52195
ripemd-160 480926085338779b9d6ea22abd1911c89a589264

21078635 as geometric shapes

Circle

Radius = n
Diameter 42157270
Circumference 132440969.7274
Area 1.395837429965E+15

Sphere

Radius = n
Volume 3.922979694076E+22
Surface area 5.5833497198599E+15
Circumference 132440969.7274

Square

Length = n
Perimeter 84314540
Area 444308853463225
Diagonal 29809691.493312

Cube

Length = n
Surface area 2665853120779350
Volume 9.3654241494198E+21
Space diagonal 36509266.7742

Equilateral Triangle

Length = n
Perimeter 63235905
Area 1.9239137711275E+14
Altitude 18254633.3871

Triangular Pyramid

Length = n
Surface area 1.9239137711275E+14
Volume 1.1037258207905E+21
Height 9936563.8311041