21695864 (number)

21695864 is an even 8-digits composite number following 21695863 and preceding 21695865. In scientific notation, it is written as 2.1695864 × 10^7. The sum of its digits is 41. It has a total of 5 prime factors and 16 positive divisors. There are 10795680 positive integers (up to 21695864) that are relatively prime to 21695864.

Interesting facts

Basic properties

Name

Name twenty-one million six hundred ninety-five thousand eight hundred sixty-four

Notation

Scientific notation 2.1695864 × 10^7
Engineering notation 2.1695864 × 10^6

Prime Factorization of 21695864

Prime Factorization 2 × 2 × 2 × 211 × 12853

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5423966
Product of the distinct prime numbers

The prime factorization of 21695864 is 2 × 2 × 2 × 211 × 12853. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 2, 10, 9, 674, 518, 1945, 8536, 53931, 12986, 855044, 930141, 409624, 3197452, 96161217, 54215695, 165170661, 459210958, 781804117, 8748502010

Basic calculations (n = 21695864)

Multiplication

n×y
n×2 43391728
n×3 65087592
n×4 86783456
n×5 108479320

Division

n÷y
n÷2 10847932
n÷3 7231954.6666667
n÷3 5423966
n÷5 4339172.8

Exponentiation

ny
n2 470710514706496
n3 1.0212471310442E+22
n4 2.2156838865525E+29
n5 4.8071176269635E+36

Nth Root

y√n
2√n 4657.8819220757
3√n 278.90672318547
4√n 68.248677071982
5√n 29.327523399116

Divisors of 21695864

1, 2, 4, 8, 211, 422, 844, 1688, 12853, 25706, 51412, 102824, 2711983, 5423966, 10847932, 21695864

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21695863
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21695864 can be divided by 16 positive divisors. The sum of these divisors (counting 21695864) is 1, the average is 0.0625.

Base conversion 21695864

Base System Value
2 Binary 1010010110000110101111000
3 Ternary 1111211021010112
4 Quaternary 1102300311320
5 Quinary 21023231424
6 Senary 2053003452
8 Octal 122606570
10 Decimal 21695864
12 Duodecimal 7323588
16 Hexadecimal 14b0d78
20 Vigesimal 6fbjd4
36 Base36 cx0mw

Cryptographic Hash Functions

md5 fa3475ffc307b489c2862fcfc4dea4bb
sha1 ba961fa2f4b76709b2edd3f5c2e7160b6ed1893a
sha256 37abf1456da07dc619bf0d4b182561fd6b15a11a4cc1683c91e9338805ac7fb5
sha512 1e4c0aee9969ffa53dfbdc0d967e0228fb0c777bc1249804e5865902ad1d06c24e7e9ee38118a993140a18e92249b79b294dc194c43e18567e911346142f178e
ripemd-160 04b8f8a1bfdf95fcad2fd4963329d19d7f811072

21695864 as geometric shapes

Circle

Radius = n
Diameter 43391728
Circumference 136319133.91137
Area 1.4787806949694E+15

Sphere

Radius = n
Volume 4.2777899791842E+22
Surface area 5.9151227798776E+15
Circumference 136319133.91137

Square

Length = n
Perimeter 86783456
Area 470710514706496
Diagonal 30682585.116202

Cube

Length = n
Surface area 2824263088238976
Volume 1.0212471310442E+22
Space diagonal 37578338.762105

Equilateral Triangle

Length = n
Perimeter 65087592
Area 2.0382363178214E+14
Altitude 18789169.381052

Triangular Pyramid

Length = n
Surface area 2.0382363178214E+14
Volume 1.2035512860478E+21
Height 10227528.372067