21695961 (number)

21695961 is an odd 8-digits composite number following 21695960 and preceding 21695962. In scientific notation, it is written as 2.1695961 × 10^7. The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors. There are 11668224 positive integers (up to 21695961) that are relatively prime to 21695961.

Interesting facts

Basic properties

Name

Name twenty-one million six hundred ninety-five thousand nine hundred sixty-one

Notation

Scientific notation 2.1695961 × 10^7
Engineering notation 2.1695961 × 10^6

Prime Factorization of 21695961

Prime Factorization 17 × 3 × 7 × 60773

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 21695961
Product of the distinct prime numbers

The prime factorization of 21695961 is 17 × 3 × 7 × 60773. Since it has a total of 4 prime factors.

Most popular turbo-numbers

6, 6, 22, 54, 233, 452, 9444, 7886, 24125, 69155, 207843, 789054, 5124384, 2207612, 51947532, 43841645, 546248616, 14172961, 4288324109, 2895722542

Basic calculations (n = 21695961)

Multiplication

n×y
n×2 43391922
n×3 65087883
n×4 86783844
n×5 108479805

Division

n÷y
n÷2 10847980.5
n÷3 7231987
n÷3 5423990.25
n÷5 4339192.2

Exponentiation

ny
n2 470714723713521
n3 1.0212608287814E+22
n4 2.215723511207E+29
n5 4.8072250885929E+36

Nth Root

y√n
2√n 4657.8923345221
3√n 278.90713883937
4√n 68.248753355077
5√n 29.327549623143

Divisors of 21695961

1, 3, 7, 17, 21, 51, 119, 357, 60773, 182319, 425411, 1033141, 1276233, 3099423, 7231987, 21695961

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 -21695960
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 21695961 can be divided by 16 positive divisors. The sum of these divisors (counting 21695961) is 1, the average is 0.0625.

Base conversion 21695961

Base System Value
2 Binary 1010010110000110111011001
3 Ternary 1111211021021010
4 Quaternary 1102300313121
5 Quinary 21023232321
6 Senary 2053004133
8 Octal 122606731
10 Decimal 21695961
12 Duodecimal 7323649
16 Hexadecimal 14b0dd9
20 Vigesimal 6fbji1
36 Base36 cx0pl

Cryptographic Hash Functions

md5 bb3d6803df5de360ee770190cd207a61
sha1 b3c48125945ddf4dc0704beaa2d054d5abb9ab31
sha256 1e22104a20dfaee5e0338d0221b1c6e14e0c61e74e76761452db9d6dd7e36999
sha512 e5e11eb9994e3d69c70d1ec3c70e4557c47d40e8af7099b19ec203f57e49a66fd8d99752facba03f97cc63618a87206ae69f1e06efe6ba8abb08fd0e3ce16d40
ripemd-160 e1cfe83992b4a7e187d18ec8c77389098ddaf832

21695961 as geometric shapes

Circle

Radius = n
Diameter 43391922
Circumference 136319743.38034
Area 1.4787939179549E+15

Sphere

Radius = n
Volume 4.2778473561317E+22
Surface area 5.9151756718198E+15
Circumference 136319743.38034

Square

Length = n
Perimeter 86783844
Area 470714723713521
Diagonal 30682722.294918

Cube

Length = n
Surface area 2824288342281126
Volume 1.0212608287814E+22
Space diagonal 37578506.771033

Equilateral Triangle

Length = n
Perimeter 65087883
Area 2.0382545433564E+14
Altitude 18789253.385516

Triangular Pyramid

Length = n
Surface area 2.0382545433564E+14
Volume 1.2035674289859E+21
Height 10227574.098306